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Finding the Fourth Proportional to 58,070.48, 80,152.08 and 32,934.56

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Solution

The fourth proportional to 58,070.48, 80,152.08 and 32,934.56 is: 45,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,070.48 : 80,152.08 = 32,934.56 : x
  2. Step 2: Convert to fraction form
    58,070.48/80,152.08 = 32,934.56/x
  3. Step 3: Cross multiply
    58,070.48x = 80,152.08 × 32,934.56
  4. Step 4: Simplify right side
    58,070.48x = 2,639,773,487.88
  5. Step 5: Solve for x
    x = 2,639,773,487.88/58,070.48
  6. Step 6: Final answer
    x = 45,458.10

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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.