Home / 56,749.40-78,311.17-32,549.12

Finding the Fourth Proportional to 56,749.40, 78,311.17 and 32,549.12

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Solution

The fourth proportional to 56,749.40, 78,311.17 and 32,549.12 is: 44,916.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,749.40 : 78,311.17 = 32,549.12 : x
  2. Step 2: Convert to fraction form
    56,749.40/78,311.17 = 32,549.12/x
  3. Step 3: Cross multiply
    56,749.40x = 78,311.17 × 32,549.12
  4. Step 4: Simplify right side
    56,749.40x = 2,548,959,669.67
  5. Step 5: Solve for x
    x = 2,548,959,669.67/56,749.40
  6. Step 6: Final answer
    x = 44,916.06

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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.