Home / 244,685.20-366,941.40-86,918.80

Finding the Fourth Proportional to 244,685.20, 366,941.40 and 86,918.80

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Solution

The fourth proportional to 244,685.20, 366,941.40 and 86,918.80 is: 130,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,685.20 : 366,941.40 = 86,918.80 : x
  2. Step 2: Convert to fraction form
    244,685.20/366,941.40 = 86,918.80/x
  3. Step 3: Cross multiply
    244,685.20x = 366,941.40 × 86,918.80
  4. Step 4: Simplify right side
    244,685.20x = 31,894,106,158.32
  5. Step 5: Solve for x
    x = 31,894,106,158.32/244,685.20
  6. Step 6: Final answer
    x = 130,347.51

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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.