Home / 160,127.01-220,966.38-88,502.76

Finding the Fourth Proportional to 160,127.01, 220,966.38 and 88,502.76

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Solution

The fourth proportional to 160,127.01, 220,966.38 and 88,502.76 is: 122,128.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,127.01 : 220,966.38 = 88,502.76 : x
  2. Step 2: Convert to fraction form
    160,127.01/220,966.38 = 88,502.76/x
  3. Step 3: Cross multiply
    160,127.01x = 220,966.38 × 88,502.76
  4. Step 4: Simplify right side
    160,127.01x = 19,556,134,497.21
  5. Step 5: Solve for x
    x = 19,556,134,497.21/160,127.01
  6. Step 6: Final answer
    x = 122,128.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.