Home / 106,585,243.20-159,499,951.20-72,573,019.20

Finding the Fourth Proportional to 106,585,243.20, 159,499,951.20 and 72,573,019.20

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Solution

The fourth proportional to 106,585,243.20, 159,499,951.20 and 72,573,019.20 is: 108,602,210.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,585,243.20 : 159,499,951.20 = 72,573,019.20 : x
  2. Step 2: Convert to fraction form
    106,585,243.20/159,499,951.20 = 72,573,019.20/x
  3. Step 3: Cross multiply
    106,585,243.20x = 159,499,951.20 × 72,573,019.20
  4. Step 4: Simplify right side
    106,585,243.20x = 11,575,393,020,836,662
  5. Step 5: Solve for x
    x = 11,575,393,020,836,662/106,585,243.20
  6. Step 6: Final answer
    x = 108,602,210.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.