Home / 56,741.24-78,312.40-32,882.42

Finding the Fourth Proportional to 56,741.24, 78,312.40 and 32,882.42

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Solution

The fourth proportional to 56,741.24, 78,312.40 and 32,882.42 is: 45,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,741.24 : 78,312.40 = 32,882.42 : x
  2. Step 2: Convert to fraction form
    56,741.24/78,312.40 = 32,882.42/x
  3. Step 3: Cross multiply
    56,741.24x = 78,312.40 × 32,882.42
  4. Step 4: Simplify right side
    56,741.24x = 2,575,101,228.01
  5. Step 5: Solve for x
    x = 2,575,101,228.01/56,741.24
  6. Step 6: Final answer
    x = 45,383.24

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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.