Home / 85,346.24-117,773.52-47,613.20

Finding the Fourth Proportional to 85,346.24, 117,773.52 and 47,613.20

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Solution

The fourth proportional to 85,346.24, 117,773.52 and 47,613.20 is: 65,703.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,346.24 : 117,773.52 = 47,613.20 : x
  2. Step 2: Convert to fraction form
    85,346.24/117,773.52 = 47,613.20/x
  3. Step 3: Cross multiply
    85,346.24x = 117,773.52 × 47,613.20
  4. Step 4: Simplify right side
    85,346.24x = 5,607,574,162.46
  5. Step 5: Solve for x
    x = 5,607,574,162.46/85,346.24
  6. Step 6: Final answer
    x = 65,703.82

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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.