Home / 173,304.15-239,031.68-109,580.55

Finding the Fourth Proportional to 173,304.15, 239,031.68 and 109,580.55

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Solution

The fourth proportional to 173,304.15, 239,031.68 and 109,580.55 is: 151,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,304.15 : 239,031.68 = 109,580.55 : x
  2. Step 2: Convert to fraction form
    173,304.15/239,031.68 = 109,580.55/x
  3. Step 3: Cross multiply
    173,304.15x = 239,031.68 × 109,580.55
  4. Step 4: Simplify right side
    173,304.15x = 26,193,222,413.92
  5. Step 5: Solve for x
    x = 26,193,222,413.92/173,304.15
  6. Step 6: Final answer
    x = 151,140.19

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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.