Home / 160,127.55-220,972.86-88,510.59

Finding the Fourth Proportional to 160,127.55, 220,972.86 and 88,510.59

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Solution

The fourth proportional to 160,127.55, 220,972.86 and 88,510.59 is: 122,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,127.55 : 220,972.86 = 88,510.59 : x
  2. Step 2: Convert to fraction form
    160,127.55/220,972.86 = 88,510.59/x
  3. Step 3: Cross multiply
    160,127.55x = 220,972.86 × 88,510.59
  4. Step 4: Simplify right side
    160,127.55x = 19,558,438,212.59
  5. Step 5: Solve for x
    x = 19,558,438,212.59/160,127.55
  6. Step 6: Final answer
    x = 122,142.87

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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.