Home / 126,441.17-174,500.89-69,089.21

Finding the Fourth Proportional to 126,441.17, 174,500.89 and 69,089.21

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Solution

The fourth proportional to 126,441.17, 174,500.89 and 69,089.21 is: 95,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,441.17 : 174,500.89 = 69,089.21 : x
  2. Step 2: Convert to fraction form
    126,441.17/174,500.89 = 69,089.21/x
  3. Step 3: Cross multiply
    126,441.17x = 174,500.89 × 69,089.21
  4. Step 4: Simplify right side
    126,441.17x = 12,056,128,897.93
  5. Step 5: Solve for x
    x = 12,056,128,897.93/126,441.17
  6. Step 6: Final answer
    x = 95,349.71

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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.