Home / 139,713.75-193,001.04-124,601.58

Finding the Fourth Proportional to 139,713.75, 193,001.04 and 124,601.58

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Solution

The fourth proportional to 139,713.75, 193,001.04 and 124,601.58 is: 172,125.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,713.75 : 193,001.04 = 124,601.58 : x
  2. Step 2: Convert to fraction form
    139,713.75/193,001.04 = 124,601.58/x
  3. Step 3: Cross multiply
    139,713.75x = 193,001.04 × 124,601.58
  4. Step 4: Simplify right side
    139,713.75x = 24,048,234,525.64
  5. Step 5: Solve for x
    x = 24,048,234,525.64/139,713.75
  6. Step 6: Final answer
    x = 172,125.04

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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.