Home / 182,016.18-251,122.95-101,428.47

Finding the Fourth Proportional to 182,016.18, 251,122.95 and 101,428.47

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Solution

The fourth proportional to 182,016.18, 251,122.95 and 101,428.47 is: 139,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,016.18 : 251,122.95 = 101,428.47 : x
  2. Step 2: Convert to fraction form
    182,016.18/251,122.95 = 101,428.47/x
  3. Step 3: Cross multiply
    182,016.18x = 251,122.95 × 101,428.47
  4. Step 4: Simplify right side
    182,016.18x = 25,471,016,600.39
  5. Step 5: Solve for x
    x = 25,471,016,600.39/182,016.18
  6. Step 6: Final answer
    x = 139,938.20

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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.