Home / 74,668.16-112,026-22,077.92

Finding the Fourth Proportional to 74,668.16, 112,026 and 22,077.92

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Solution

The fourth proportional to 74,668.16, 112,026 and 22,077.92 is: 33,123.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,668.16 : 112,026 = 22,077.92 : x
  2. Step 2: Convert to fraction form
    74,668.16/112,026 = 22,077.92/x
  3. Step 3: Cross multiply
    74,668.16x = 112,026 × 22,077.92
  4. Step 4: Simplify right side
    74,668.16x = 2,473,301,065.92
  5. Step 5: Solve for x
    x = 2,473,301,065.92/74,668.16
  6. Step 6: Final answer
    x = 33,123.91

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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.