Home / 85,332.24-117,758.52-47,605.68

Finding the Fourth Proportional to 85,332.24, 117,758.52 and 47,605.68

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Solution

The fourth proportional to 85,332.24, 117,758.52 and 47,605.68 is: 65,695.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,332.24 : 117,758.52 = 47,605.68 : x
  2. Step 2: Convert to fraction form
    85,332.24/117,758.52 = 47,605.68/x
  3. Step 3: Cross multiply
    85,332.24x = 117,758.52 × 47,605.68
  4. Step 4: Simplify right side
    85,332.24x = 5,605,974,420.39
  5. Step 5: Solve for x
    x = 5,605,974,420.39/85,332.24
  6. Step 6: Final answer
    x = 65,695.85

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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.