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Finding the Fourth Proportional to 64,008.90, 88,332.26 and 35,714.57

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Solution

The fourth proportional to 64,008.90, 88,332.26 and 35,714.57 is: 49,286.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,008.90 : 88,332.26 = 35,714.57 : x
  2. Step 2: Convert to fraction form
    64,008.90/88,332.26 = 35,714.57/x
  3. Step 3: Cross multiply
    64,008.90x = 88,332.26 × 35,714.57
  4. Step 4: Simplify right side
    64,008.90x = 3,154,748,062.79
  5. Step 5: Solve for x
    x = 3,154,748,062.79/64,008.90
  6. Step 6: Final answer
    x = 49,286.08

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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.