Home / 126,353.61-174,369.29-69,764.85

Finding the Fourth Proportional to 126,353.61, 174,369.29 and 69,764.85

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Solution

The fourth proportional to 126,353.61, 174,369.29 and 69,764.85 is: 96,276.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,353.61 : 174,369.29 = 69,764.85 : x
  2. Step 2: Convert to fraction form
    126,353.61/174,369.29 = 69,764.85/x
  3. Step 3: Cross multiply
    126,353.61x = 174,369.29 × 69,764.85
  4. Step 4: Simplify right side
    126,353.61x = 12,164,847,012.63
  5. Step 5: Solve for x
    x = 12,164,847,012.63/126,353.61
  6. Step 6: Final answer
    x = 96,276.21

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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.