Home / 125,526.12-173,175.95-80,192.34

Finding the Fourth Proportional to 125,526.12, 173,175.95 and 80,192.34

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Solution

The fourth proportional to 125,526.12, 173,175.95 and 80,192.34 is: 110,633.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,526.12 : 173,175.95 = 80,192.34 : x
  2. Step 2: Convert to fraction form
    125,526.12/173,175.95 = 80,192.34/x
  3. Step 3: Cross multiply
    125,526.12x = 173,175.95 × 80,192.34
  4. Step 4: Simplify right side
    125,526.12x = 13,887,384,862.70
  5. Step 5: Solve for x
    x = 13,887,384,862.70/125,526.12
  6. Step 6: Final answer
    x = 110,633.43

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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.