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Finding the Fourth Proportional to 65,752.80, 98,004.68 and 62,016.80

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Solution

The fourth proportional to 65,752.80, 98,004.68 and 62,016.80 is: 92,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,752.80 : 98,004.68 = 62,016.80 : x
  2. Step 2: Convert to fraction form
    65,752.80/98,004.68 = 62,016.80/x
  3. Step 3: Cross multiply
    65,752.80x = 98,004.68 × 62,016.80
  4. Step 4: Simplify right side
    65,752.80x = 6,077,936,638.62
  5. Step 5: Solve for x
    x = 6,077,936,638.62/65,752.80
  6. Step 6: Final answer
    x = 92,436.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.