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Finding the Fourth Proportional to 97,130.39, 134,046.11 and 58,893.59

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Solution

The fourth proportional to 97,130.39, 134,046.11 and 58,893.59 is: 81,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,130.39 : 134,046.11 = 58,893.59 : x
  2. Step 2: Convert to fraction form
    97,130.39/134,046.11 = 58,893.59/x
  3. Step 3: Cross multiply
    97,130.39x = 134,046.11 × 58,893.59
  4. Step 4: Simplify right side
    97,130.39x = 7,894,455,678.74
  5. Step 5: Solve for x
    x = 7,894,455,678.74/97,130.39
  6. Step 6: Final answer
    x = 81,276.89

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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.