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Finding the Fourth Proportional to 113,346.80, 170,029.70 and 34,461.71

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Solution

The fourth proportional to 113,346.80, 170,029.70 and 34,461.71 is: 51,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,346.80 : 170,029.70 = 34,461.71 : x
  2. Step 2: Convert to fraction form
    113,346.80/170,029.70 = 34,461.71/x
  3. Step 3: Cross multiply
    113,346.80x = 170,029.70 × 34,461.71
  4. Step 4: Simplify right side
    113,346.80x = 5,859,514,212.79
  5. Step 5: Solve for x
    x = 5,859,514,212.79/113,346.80
  6. Step 6: Final answer
    x = 51,695.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.