Home / 56,950.56-85,445.28-31,960.80

Finding the Fourth Proportional to 56,950.56, 85,445.28 and 31,960.80

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Solution

The fourth proportional to 56,950.56, 85,445.28 and 31,960.80 is: 47,952.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,950.56 : 85,445.28 = 31,960.80 : x
  2. Step 2: Convert to fraction form
    56,950.56/85,445.28 = 31,960.80/x
  3. Step 3: Cross multiply
    56,950.56x = 85,445.28 × 31,960.80
  4. Step 4: Simplify right side
    56,950.56x = 2,730,899,505.02
  5. Step 5: Solve for x
    x = 2,730,899,505.02/56,950.56
  6. Step 6: Final answer
    x = 47,952.11

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1.5x scale

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.