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Finding the Fourth Proportional to 60,898.38, 84,038.28 and 34,044.05

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Solution

The fourth proportional to 60,898.38, 84,038.28 and 34,044.05 is: 46,979.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,898.38 : 84,038.28 = 34,044.05 : x
  2. Step 2: Convert to fraction form
    60,898.38/84,038.28 = 34,044.05/x
  3. Step 3: Cross multiply
    60,898.38x = 84,038.28 × 34,044.05
  4. Step 4: Simplify right side
    60,898.38x = 2,861,003,303.20
  5. Step 5: Solve for x
    x = 2,861,003,303.20/60,898.38
  6. Step 6: Final answer
    x = 46,979.96

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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.