Home / 56,187.45-84,280.59-32,479.91

Finding the Fourth Proportional to 56,187.45, 84,280.59 and 32,479.91

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Solution

The fourth proportional to 56,187.45, 84,280.59 and 32,479.91 is: 48,719.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,187.45 : 84,280.59 = 32,479.91 : x
  2. Step 2: Convert to fraction form
    56,187.45/84,280.59 = 32,479.91/x
  3. Step 3: Cross multiply
    56,187.45x = 84,280.59 × 32,479.91
  4. Step 4: Simplify right side
    56,187.45x = 2,737,425,872.60
  5. Step 5: Solve for x
    x = 2,737,425,872.60/56,187.45
  6. Step 6: Final answer
    x = 48,719.52

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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.