Home / 125,185.86-172,757.16-68,599.26

Finding the Fourth Proportional to 125,185.86, 172,757.16 and 68,599.26

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Solution

The fourth proportional to 125,185.86, 172,757.16 and 68,599.26 is: 94,667.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,185.86 : 172,757.16 = 68,599.26 : x
  2. Step 2: Convert to fraction form
    125,185.86/172,757.16 = 68,599.26/x
  3. Step 3: Cross multiply
    125,185.86x = 172,757.16 × 68,599.26
  4. Step 4: Simplify right side
    125,185.86x = 11,851,013,335.70
  5. Step 5: Solve for x
    x = 11,851,013,335.70/125,185.86
  6. Step 6: Final answer
    x = 94,667.35

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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.