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Finding the Fourth Proportional to 64,303.38, 88,761.96 and 52,345.96

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Solution

The fourth proportional to 64,303.38, 88,761.96 and 52,345.96 is: 72,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,303.38 : 88,761.96 = 52,345.96 : x
  2. Step 2: Convert to fraction form
    64,303.38/88,761.96 = 52,345.96/x
  3. Step 3: Cross multiply
    64,303.38x = 88,761.96 × 52,345.96
  4. Step 4: Simplify right side
    64,303.38x = 4,646,330,007.68
  5. Step 5: Solve for x
    x = 4,646,330,007.68/64,303.38
  6. Step 6: Final answer
    x = 72,256.39

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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.