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Finding the Fourth Proportional to 64,390.59, 96,528.96 and 24,381.78

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Solution

The fourth proportional to 64,390.59, 96,528.96 and 24,381.78 is: 36,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,390.59 : 96,528.96 = 24,381.78 : x
  2. Step 2: Convert to fraction form
    64,390.59/96,528.96 = 24,381.78/x
  3. Step 3: Cross multiply
    64,390.59x = 96,528.96 × 24,381.78
  4. Step 4: Simplify right side
    64,390.59x = 2,353,547,866.35
  5. Step 5: Solve for x
    x = 2,353,547,866.35/64,390.59
  6. Step 6: Final answer
    x = 36,551.12

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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.