Home / 124,452.10-186,656.55-45,525.70

Finding the Fourth Proportional to 124,452.10, 186,656.55 and 45,525.70

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Solution

The fourth proportional to 124,452.10, 186,656.55 and 45,525.70 is: 68,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,452.10 : 186,656.55 = 45,525.70 : x
  2. Step 2: Convert to fraction form
    124,452.10/186,656.55 = 45,525.70/x
  3. Step 3: Cross multiply
    124,452.10x = 186,656.55 × 45,525.70
  4. Step 4: Simplify right side
    124,452.10x = 8,497,670,098.34
  5. Step 5: Solve for x
    x = 8,497,670,098.34/124,452.10
  6. Step 6: Final answer
    x = 68,280.65

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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.