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Finding the Fourth Proportional to 65,074.92, 97,345.08 and 51,952.92

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Solution

The fourth proportional to 65,074.92, 97,345.08 and 51,952.92 is: 77,715.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,074.92 : 97,345.08 = 51,952.92 : x
  2. Step 2: Convert to fraction form
    65,074.92/97,345.08 = 51,952.92/x
  3. Step 3: Cross multiply
    65,074.92x = 97,345.08 × 51,952.92
  4. Step 4: Simplify right side
    65,074.92x = 5,057,361,153.63
  5. Step 5: Solve for x
    x = 5,057,361,153.63/65,074.92
  6. Step 6: Final answer
    x = 77,715.98

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1.5x scale

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.