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Finding the Fourth Proportional to 61,358.48, 84,674.28 and 34,862.48

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Solution

The fourth proportional to 61,358.48, 84,674.28 and 34,862.48 is: 48,109.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,358.48 : 84,674.28 = 34,862.48 : x
  2. Step 2: Convert to fraction form
    61,358.48/84,674.28 = 34,862.48/x
  3. Step 3: Cross multiply
    61,358.48x = 84,674.28 × 34,862.48
  4. Step 4: Simplify right side
    61,358.48x = 2,951,955,393.01
  5. Step 5: Solve for x
    x = 2,951,955,393.01/61,358.48
  6. Step 6: Final answer
    x = 48,109.98

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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.