Home / 56,526.20-84,872.56-31,615.08

Finding the Fourth Proportional to 56,526.20, 84,872.56 and 31,615.08

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Solution

The fourth proportional to 56,526.20, 84,872.56 and 31,615.08 is: 47,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,526.20 : 84,872.56 = 31,615.08 : x
  2. Step 2: Convert to fraction form
    56,526.20/84,872.56 = 31,615.08/x
  3. Step 3: Cross multiply
    56,526.20x = 84,872.56 × 31,615.08
  4. Step 4: Simplify right side
    56,526.20x = 2,683,252,774.20
  5. Step 5: Solve for x
    x = 2,683,252,774.20/56,526.20
  6. Step 6: Final answer
    x = 47,469.19

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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.