Home / 56,553.88-78,041.24-31,063.59

Finding the Fourth Proportional to 56,553.88, 78,041.24 and 31,063.59

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Solution

The fourth proportional to 56,553.88, 78,041.24 and 31,063.59 is: 42,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,553.88 : 78,041.24 = 31,063.59 : x
  2. Step 2: Convert to fraction form
    56,553.88/78,041.24 = 31,063.59/x
  3. Step 3: Cross multiply
    56,553.88x = 78,041.24 × 31,063.59
  4. Step 4: Simplify right side
    56,553.88x = 2,424,241,082.45
  5. Step 5: Solve for x
    x = 2,424,241,082.45/56,553.88
  6. Step 6: Final answer
    x = 42,866.04

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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.