Home / 56,184.60-84,267.18-21,124.56

Finding the Fourth Proportional to 56,184.60, 84,267.18 and 21,124.56

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Solution

The fourth proportional to 56,184.60, 84,267.18 and 21,124.56 is: 31,683.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,184.60 : 84,267.18 = 21,124.56 : x
  2. Step 2: Convert to fraction form
    56,184.60/84,267.18 = 21,124.56/x
  3. Step 3: Cross multiply
    56,184.60x = 84,267.18 × 21,124.56
  4. Step 4: Simplify right side
    56,184.60x = 1,780,107,099.94
  5. Step 5: Solve for x
    x = 1,780,107,099.94/56,184.60
  6. Step 6: Final answer
    x = 31,683.19

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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.