Home / 112,958.08-169,387.90-38,064.26

Finding the Fourth Proportional to 112,958.08, 169,387.90 and 38,064.26

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Solution

The fourth proportional to 112,958.08, 169,387.90 and 38,064.26 is: 57,079.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,958.08 : 169,387.90 = 38,064.26 : x
  2. Step 2: Convert to fraction form
    112,958.08/169,387.90 = 38,064.26/x
  3. Step 3: Cross multiply
    112,958.08x = 169,387.90 × 38,064.26
  4. Step 4: Simplify right side
    112,958.08x = 6,447,625,394.76
  5. Step 5: Solve for x
    x = 6,447,625,394.76/112,958.08
  6. Step 6: Final answer
    x = 57,079.81

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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.