Home / 124,184.90-186,280.55-45,357.86

Finding the Fourth Proportional to 124,184.90, 186,280.55 and 45,357.86

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Solution

The fourth proportional to 124,184.90, 186,280.55 and 45,357.86 is: 68,037.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,184.90 : 186,280.55 = 45,357.86 : x
  2. Step 2: Convert to fraction form
    124,184.90/186,280.55 = 45,357.86/x
  3. Step 3: Cross multiply
    124,184.90x = 186,280.55 × 45,357.86
  4. Step 4: Simplify right side
    124,184.90x = 8,449,287,107.62
  5. Step 5: Solve for x
    x = 8,449,287,107.62/124,184.90
  6. Step 6: Final answer
    x = 68,037.96

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1.5x scale

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.