Home / 85,596.20-118,126.28-47,355.12

Finding the Fourth Proportional to 85,596.20, 118,126.28 and 47,355.12

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Solution

The fourth proportional to 85,596.20, 118,126.28 and 47,355.12 is: 65,352.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,596.20 : 118,126.28 = 47,355.12 : x
  2. Step 2: Convert to fraction form
    85,596.20/118,126.28 = 47,355.12/x
  3. Step 3: Cross multiply
    85,596.20x = 118,126.28 × 47,355.12
  4. Step 4: Simplify right side
    85,596.20x = 5,593,884,164.55
  5. Step 5: Solve for x
    x = 5,593,884,164.55/85,596.20
  6. Step 6: Final answer
    x = 65,352.02

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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.