Home / 110,570-152,586.64-62,823.40

Finding the Fourth Proportional to 110,570, 152,586.64 and 62,823.40

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Solution

The fourth proportional to 110,570, 152,586.64 and 62,823.40 is: 86,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,570 : 152,586.64 = 62,823.40 : x
  2. Step 2: Convert to fraction form
    110,570/152,586.64 = 62,823.40/x
  3. Step 3: Cross multiply
    110,570x = 152,586.64 × 62,823.40
  4. Step 4: Simplify right side
    110,570x = 9,586,011,519.38
  5. Step 5: Solve for x
    x = 9,586,011,519.38/110,570
  6. Step 6: Final answer
    x = 86,696.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.