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Finding the Fourth Proportional to 64,398.08, 96,578.40 and 24,946.40

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Solution

The fourth proportional to 64,398.08, 96,578.40 and 24,946.40 is: 37,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,398.08 : 96,578.40 = 24,946.40 : x
  2. Step 2: Convert to fraction form
    64,398.08/96,578.40 = 24,946.40/x
  3. Step 3: Cross multiply
    64,398.08x = 96,578.40 × 24,946.40
  4. Step 4: Simplify right side
    64,398.08x = 2,409,283,397.76
  5. Step 5: Solve for x
    x = 2,409,283,397.76/64,398.08
  6. Step 6: Final answer
    x = 37,412.35

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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.