Home / 126,690.22-174,804.74-75,695.29

Finding the Fourth Proportional to 126,690.22, 174,804.74 and 75,695.29

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Solution

The fourth proportional to 126,690.22, 174,804.74 and 75,695.29 is: 104,442.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,690.22 : 174,804.74 = 75,695.29 : x
  2. Step 2: Convert to fraction form
    126,690.22/174,804.74 = 75,695.29/x
  3. Step 3: Cross multiply
    126,690.22x = 174,804.74 × 75,695.29
  4. Step 4: Simplify right side
    126,690.22x = 13,231,894,235.17
  5. Step 5: Solve for x
    x = 13,231,894,235.17/126,690.22
  6. Step 6: Final answer
    x = 104,442.91

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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.