Home / 173,719.52-239,649.84-101,122.40

Finding the Fourth Proportional to 173,719.52, 239,649.84 and 101,122.40

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Solution

The fourth proportional to 173,719.52, 239,649.84 and 101,122.40 is: 139,500.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,719.52 : 239,649.84 = 101,122.40 : x
  2. Step 2: Convert to fraction form
    173,719.52/239,649.84 = 101,122.40/x
  3. Step 3: Cross multiply
    173,719.52x = 239,649.84 × 101,122.40
  4. Step 4: Simplify right side
    173,719.52x = 24,233,966,980.42
  5. Step 5: Solve for x
    x = 24,233,966,980.42/173,719.52
  6. Step 6: Final answer
    x = 139,500.54

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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.