Home / 112,946.38-169,385-38,046.44

Finding the Fourth Proportional to 112,946.38, 169,385 and 38,046.44

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Solution

The fourth proportional to 112,946.38, 169,385 and 38,046.44 is: 57,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,946.38 : 169,385 = 38,046.44 : x
  2. Step 2: Convert to fraction form
    112,946.38/169,385 = 38,046.44/x
  3. Step 3: Cross multiply
    112,946.38x = 169,385 × 38,046.44
  4. Step 4: Simplify right side
    112,946.38x = 6,444,496,239.40
  5. Step 5: Solve for x
    x = 6,444,496,239.40/112,946.38
  6. Step 6: Final answer
    x = 57,058.01

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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.