Home / 56,763.98-85,221.36-48,497.12

Finding the Fourth Proportional to 56,763.98, 85,221.36 and 48,497.12

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Solution

The fourth proportional to 56,763.98, 85,221.36 and 48,497.12 is: 72,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,763.98 : 85,221.36 = 48,497.12 : x
  2. Step 2: Convert to fraction form
    56,763.98/85,221.36 = 48,497.12/x
  3. Step 3: Cross multiply
    56,763.98x = 85,221.36 × 48,497.12
  4. Step 4: Simplify right side
    56,763.98x = 4,132,990,522.48
  5. Step 5: Solve for x
    x = 4,132,990,522.48/56,763.98
  6. Step 6: Final answer
    x = 72,810.09

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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.