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Finding the Fourth Proportional to 110,280.90, 152,215.41 and 62,562.90

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Solution

The fourth proportional to 110,280.90, 152,215.41 and 62,562.90 is: 86,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,280.90 : 152,215.41 = 62,562.90 : x
  2. Step 2: Convert to fraction form
    110,280.90/152,215.41 = 62,562.90/x
  3. Step 3: Cross multiply
    110,280.90x = 152,215.41 × 62,562.90
  4. Step 4: Simplify right side
    110,280.90x = 9,523,037,474.29
  5. Step 5: Solve for x
    x = 9,523,037,474.29/110,280.90
  6. Step 6: Final answer
    x = 86,352.55

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1.5x scale

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.