Home / 125,041.49-172,557.26-68,452.86

Finding the Fourth Proportional to 125,041.49, 172,557.26 and 68,452.86

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Solution

The fourth proportional to 125,041.49, 172,557.26 and 68,452.86 is: 94,464.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,041.49 : 172,557.26 = 68,452.86 : x
  2. Step 2: Convert to fraction form
    125,041.49/172,557.26 = 68,452.86/x
  3. Step 3: Cross multiply
    125,041.49x = 172,557.26 × 68,452.86
  4. Step 4: Simplify right side
    125,041.49x = 11,812,037,618.50
  5. Step 5: Solve for x
    x = 11,812,037,618.50/125,041.49
  6. Step 6: Final answer
    x = 94,464.95

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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.