Home / 156,569.32-214,737.17-150,139.48

Finding the Fourth Proportional to 156,569.32, 214,737.17 and 150,139.48

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Solution

The fourth proportional to 156,569.32, 214,737.17 and 150,139.48 is: 205,918.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,569.32 : 214,737.17 = 150,139.48 : x
  2. Step 2: Convert to fraction form
    156,569.32/214,737.17 = 150,139.48/x
  3. Step 3: Cross multiply
    156,569.32x = 214,737.17 × 150,139.48
  4. Step 4: Simplify right side
    156,569.32x = 32,240,527,040.47
  5. Step 5: Solve for x
    x = 32,240,527,040.47/156,569.32
  6. Step 6: Final answer
    x = 205,918.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.