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Finding the Fourth Proportional to 58,909.76, 81,294.56 and 32,051.64

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Solution

The fourth proportional to 58,909.76, 81,294.56 and 32,051.64 is: 44,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,909.76 : 81,294.56 = 32,051.64 : x
  2. Step 2: Convert to fraction form
    58,909.76/81,294.56 = 32,051.64/x
  3. Step 3: Cross multiply
    58,909.76x = 81,294.56 × 32,051.64
  4. Step 4: Simplify right side
    58,909.76x = 2,605,623,971.08
  5. Step 5: Solve for x
    x = 2,605,623,971.08/58,909.76
  6. Step 6: Final answer
    x = 44,230.77

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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.