Home / 83,862.20-125,534.10-48,697.40

Finding the Fourth Proportional to 83,862.20, 125,534.10 and 48,697.40

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Solution

The fourth proportional to 83,862.20, 125,534.10 and 48,697.40 is: 72,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,862.20 : 125,534.10 = 48,697.40 : x
  2. Step 2: Convert to fraction form
    83,862.20/125,534.10 = 48,697.40/x
  3. Step 3: Cross multiply
    83,862.20x = 125,534.10 × 48,697.40
  4. Step 4: Simplify right side
    83,862.20x = 6,113,184,281.34
  5. Step 5: Solve for x
    x = 6,113,184,281.34/83,862.20
  6. Step 6: Final answer
    x = 72,895.59

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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.