Home / 125,948.22-173,809.72-69,360

Finding the Fourth Proportional to 125,948.22, 173,809.72 and 69,360

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Solution

The fourth proportional to 125,948.22, 173,809.72 and 69,360 is: 95,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,948.22 : 173,809.72 = 69,360 : x
  2. Step 2: Convert to fraction form
    125,948.22/173,809.72 = 69,360/x
  3. Step 3: Cross multiply
    125,948.22x = 173,809.72 × 69,360
  4. Step 4: Simplify right side
    125,948.22x = 12,055,442,179.20
  5. Step 5: Solve for x
    x = 12,055,442,179.20/125,948.22
  6. Step 6: Final answer
    x = 95,717.45

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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.