Home / 144,512.01-199,294.81-124,087.69

Finding the Fourth Proportional to 144,512.01, 199,294.81 and 124,087.69

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Solution

The fourth proportional to 144,512.01, 199,294.81 and 124,087.69 is: 171,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,512.01 : 199,294.81 = 124,087.69 : x
  2. Step 2: Convert to fraction form
    144,512.01/199,294.81 = 124,087.69/x
  3. Step 3: Cross multiply
    144,512.01x = 199,294.81 × 124,087.69
  4. Step 4: Simplify right side
    144,512.01x = 24,730,032,601.89
  5. Step 5: Solve for x
    x = 24,730,032,601.89/144,512.01
  6. Step 6: Final answer
    x = 171,127.87

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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.