Home / 157,645.27-236,561.36-147,670.95

Finding the Fourth Proportional to 157,645.27, 236,561.36 and 147,670.95

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Solution

The fourth proportional to 157,645.27, 236,561.36 and 147,670.95 is: 221,593.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,645.27 : 236,561.36 = 147,670.95 : x
  2. Step 2: Convert to fraction form
    157,645.27/236,561.36 = 147,670.95/x
  3. Step 3: Cross multiply
    157,645.27x = 236,561.36 × 147,670.95
  4. Step 4: Simplify right side
    157,645.27x = 34,933,240,026.14
  5. Step 5: Solve for x
    x = 34,933,240,026.14/157,645.27
  6. Step 6: Final answer
    x = 221,593.97

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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.