Home / 125,913.10-173,754.82-69,320.83

Finding the Fourth Proportional to 125,913.10, 173,754.82 and 69,320.83

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Solution

The fourth proportional to 125,913.10, 173,754.82 and 69,320.83 is: 95,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,913.10 : 173,754.82 = 69,320.83 : x
  2. Step 2: Convert to fraction form
    125,913.10/173,754.82 = 69,320.83/x
  3. Step 3: Cross multiply
    125,913.10x = 173,754.82 × 69,320.83
  4. Step 4: Simplify right side
    125,913.10x = 12,044,828,338.90
  5. Step 5: Solve for x
    x = 12,044,828,338.90/125,913.10
  6. Step 6: Final answer
    x = 95,659.85

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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.