Home / 126,355.83-174,378.15-69,000.48

Finding the Fourth Proportional to 126,355.83, 174,378.15 and 69,000.48

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Solution

The fourth proportional to 126,355.83, 174,378.15 and 69,000.48 is: 95,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,355.83 : 174,378.15 = 69,000.48 : x
  2. Step 2: Convert to fraction form
    126,355.83/174,378.15 = 69,000.48/x
  3. Step 3: Cross multiply
    126,355.83x = 174,378.15 × 69,000.48
  4. Step 4: Simplify right side
    126,355.83x = 12,032,176,396.40
  5. Step 5: Solve for x
    x = 12,032,176,396.40/126,355.83
  6. Step 6: Final answer
    x = 95,224.54

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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.