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Finding the Fourth Proportional to 64,110.57, 88,472.86 and 35,039.52

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Solution

The fourth proportional to 64,110.57, 88,472.86 and 35,039.52 is: 48,354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,110.57 : 88,472.86 = 35,039.52 : x
  2. Step 2: Convert to fraction form
    64,110.57/88,472.86 = 35,039.52/x
  3. Step 3: Cross multiply
    64,110.57x = 88,472.86 × 35,039.52
  4. Step 4: Simplify right side
    64,110.57x = 3,100,046,547.43
  5. Step 5: Solve for x
    x = 3,100,046,547.43/64,110.57
  6. Step 6: Final answer
    x = 48,354.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.