Home / 126,030.81-173,922.19-69,442.18

Finding the Fourth Proportional to 126,030.81, 173,922.19 and 69,442.18

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Solution

The fourth proportional to 126,030.81, 173,922.19 and 69,442.18 is: 95,830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,030.81 : 173,922.19 = 69,442.18 : x
  2. Step 2: Convert to fraction form
    126,030.81/173,922.19 = 69,442.18/x
  3. Step 3: Cross multiply
    126,030.81x = 173,922.19 × 69,442.18
  4. Step 4: Simplify right side
    126,030.81x = 12,077,536,023.97
  5. Step 5: Solve for x
    x = 12,077,536,023.97/126,030.81
  6. Step 6: Final answer
    x = 95,830.03

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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.