Home / 49,377.60-68,130.24-29,224.40

Finding the Fourth Proportional to 49,377.60, 68,130.24 and 29,224.40

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Solution

The fourth proportional to 49,377.60, 68,130.24 and 29,224.40 is: 40,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,377.60 : 68,130.24 = 29,224.40 : x
  2. Step 2: Convert to fraction form
    49,377.60/68,130.24 = 29,224.40/x
  3. Step 3: Cross multiply
    49,377.60x = 68,130.24 × 29,224.40
  4. Step 4: Simplify right side
    49,377.60x = 1,991,065,385.86
  5. Step 5: Solve for x
    x = 1,991,065,385.86/49,377.60
  6. Step 6: Final answer
    x = 40,323.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.