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Finding the Fourth Proportional to 110,513.98, 152,504.40 and 62,766.64

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Solution

The fourth proportional to 110,513.98, 152,504.40 and 62,766.64 is: 86,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,513.98 : 152,504.40 = 62,766.64 : x
  2. Step 2: Convert to fraction form
    110,513.98/152,504.40 = 62,766.64/x
  3. Step 3: Cross multiply
    110,513.98x = 152,504.40 × 62,766.64
  4. Step 4: Simplify right side
    110,513.98x = 9,572,188,773.22
  5. Step 5: Solve for x
    x = 9,572,188,773.22/110,513.98
  6. Step 6: Final answer
    x = 86,615.18

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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.