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Finding the Fourth Proportional to 58,965.48, 81,369.59 and 32,107.91

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Solution

The fourth proportional to 58,965.48, 81,369.59 and 32,107.91 is: 44,307.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,965.48 : 81,369.59 = 32,107.91 : x
  2. Step 2: Convert to fraction form
    58,965.48/81,369.59 = 32,107.91/x
  3. Step 3: Cross multiply
    58,965.48x = 81,369.59 × 32,107.91
  4. Step 4: Simplify right side
    58,965.48x = 2,612,607,109.80
  5. Step 5: Solve for x
    x = 2,612,607,109.80/58,965.48
  6. Step 6: Final answer
    x = 44,307.40

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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.