Home / 125,500.73-173,192.29-68,140.58

Finding the Fourth Proportional to 125,500.73, 173,192.29 and 68,140.58

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Solution

The fourth proportional to 125,500.73, 173,192.29 and 68,140.58 is: 94,034.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,500.73 : 173,192.29 = 68,140.58 : x
  2. Step 2: Convert to fraction form
    125,500.73/173,192.29 = 68,140.58/x
  3. Step 3: Cross multiply
    125,500.73x = 173,192.29 × 68,140.58
  4. Step 4: Simplify right side
    125,500.73x = 11,801,422,055.82
  5. Step 5: Solve for x
    x = 11,801,422,055.82/125,500.73
  6. Step 6: Final answer
    x = 94,034.69

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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.