Home / 85,326.91-117,751.18-47,601.16

Finding the Fourth Proportional to 85,326.91, 117,751.18 and 47,601.16

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Solution

The fourth proportional to 85,326.91, 117,751.18 and 47,601.16 is: 65,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,326.91 : 117,751.18 = 47,601.16 : x
  2. Step 2: Convert to fraction form
    85,326.91/117,751.18 = 47,601.16/x
  3. Step 3: Cross multiply
    85,326.91x = 117,751.18 × 47,601.16
  4. Step 4: Simplify right side
    85,326.91x = 5,605,092,759.37
  5. Step 5: Solve for x
    x = 5,605,092,759.37/85,326.91
  6. Step 6: Final answer
    x = 65,689.63

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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.