Home / 143,127.18-214,691.22-49,632.93

Finding the Fourth Proportional to 143,127.18, 214,691.22 and 49,632.93

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Solution

The fourth proportional to 143,127.18, 214,691.22 and 49,632.93 is: 74,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,127.18 : 214,691.22 = 49,632.93 : x
  2. Step 2: Convert to fraction form
    143,127.18/214,691.22 = 49,632.93/x
  3. Step 3: Cross multiply
    143,127.18x = 214,691.22 × 49,632.93
  4. Step 4: Simplify right side
    143,127.18x = 10,655,754,293.87
  5. Step 5: Solve for x
    x = 10,655,754,293.87/143,127.18
  6. Step 6: Final answer
    x = 74,449.55

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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.