Home / 56,922.64-78,560.16-33,049.31

Finding the Fourth Proportional to 56,922.64, 78,560.16 and 33,049.31

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Solution

The fourth proportional to 56,922.64, 78,560.16 and 33,049.31 is: 45,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,922.64 : 78,560.16 = 33,049.31 : x
  2. Step 2: Convert to fraction form
    56,922.64/78,560.16 = 33,049.31/x
  3. Step 3: Cross multiply
    56,922.64x = 78,560.16 × 33,049.31
  4. Step 4: Simplify right side
    56,922.64x = 2,596,359,549.13
  5. Step 5: Solve for x
    x = 2,596,359,549.13/56,922.64
  6. Step 6: Final answer
    x = 45,612.07

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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.