Home / 83,420.47-125,142.91-24,248.45

Finding the Fourth Proportional to 83,420.47, 125,142.91 and 24,248.45

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Solution

The fourth proportional to 83,420.47, 125,142.91 and 24,248.45 is: 36,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,420.47 : 125,142.91 = 24,248.45 : x
  2. Step 2: Convert to fraction form
    83,420.47/125,142.91 = 24,248.45/x
  3. Step 3: Cross multiply
    83,420.47x = 125,142.91 × 24,248.45
  4. Step 4: Simplify right side
    83,420.47x = 3,034,521,848.23
  5. Step 5: Solve for x
    x = 3,034,521,848.23/83,420.47
  6. Step 6: Final answer
    x = 36,376.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.