Home / 126,038.83-173,942.01-69,450.20

Finding the Fourth Proportional to 126,038.83, 173,942.01 and 69,450.20

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Solution

The fourth proportional to 126,038.83, 173,942.01 and 69,450.20 is: 95,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,038.83 : 173,942.01 = 69,450.20 : x
  2. Step 2: Convert to fraction form
    126,038.83/173,942.01 = 69,450.20/x
  3. Step 3: Cross multiply
    126,038.83x = 173,942.01 × 69,450.20
  4. Step 4: Simplify right side
    126,038.83x = 12,080,307,382.90
  5. Step 5: Solve for x
    x = 12,080,307,382.90/126,038.83
  6. Step 6: Final answer
    x = 95,845.92

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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.