Home / 64,864.80-97,287.48-25,449.12

Finding the Fourth Proportional to 64,864.80, 97,287.48 and 25,449.12

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Solution

The fourth proportional to 64,864.80, 97,287.48 and 25,449.12 is: 38,169.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,864.80 : 97,287.48 = 25,449.12 : x
  2. Step 2: Convert to fraction form
    64,864.80/97,287.48 = 25,449.12/x
  3. Step 3: Cross multiply
    64,864.80x = 97,287.48 × 25,449.12
  4. Step 4: Simplify right side
    64,864.80x = 2,475,880,753.02
  5. Step 5: Solve for x
    x = 2,475,880,753.02/64,864.80
  6. Step 6: Final answer
    x = 38,169.87

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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.