Home / 125,897.04-173,715.82-75,597.12

Finding the Fourth Proportional to 125,897.04, 173,715.82 and 75,597.12

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Solution

The fourth proportional to 125,897.04, 173,715.82 and 75,597.12 is: 104,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,897.04 : 173,715.82 = 75,597.12 : x
  2. Step 2: Convert to fraction form
    125,897.04/173,715.82 = 75,597.12/x
  3. Step 3: Cross multiply
    125,897.04x = 173,715.82 × 75,597.12
  4. Step 4: Simplify right side
    125,897.04x = 13,132,415,690.44
  5. Step 5: Solve for x
    x = 13,132,415,690.44/125,897.04
  6. Step 6: Final answer
    x = 104,310.76

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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.