Home / 131,444.52-181,393.54-71,015.14

Finding the Fourth Proportional to 131,444.52, 181,393.54 and 71,015.14

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Solution

The fourth proportional to 131,444.52, 181,393.54 and 71,015.14 is: 98,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,444.52 : 181,393.54 = 71,015.14 : x
  2. Step 2: Convert to fraction form
    131,444.52/181,393.54 = 71,015.14/x
  3. Step 3: Cross multiply
    131,444.52x = 181,393.54 × 71,015.14
  4. Step 4: Simplify right side
    131,444.52x = 12,881,687,638.20
  5. Step 5: Solve for x
    x = 12,881,687,638.20/131,444.52
  6. Step 6: Final answer
    x = 98,000.95

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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.