Home / 125,250.40-187,878.43-75,372.22

Finding the Fourth Proportional to 125,250.40, 187,878.43 and 75,372.22

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Solution

The fourth proportional to 125,250.40, 187,878.43 and 75,372.22 is: 113,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,250.40 : 187,878.43 = 75,372.22 : x
  2. Step 2: Convert to fraction form
    125,250.40/187,878.43 = 75,372.22/x
  3. Step 3: Cross multiply
    125,250.40x = 187,878.43 × 75,372.22
  4. Step 4: Simplify right side
    125,250.40x = 14,160,813,419.82
  5. Step 5: Solve for x
    x = 14,160,813,419.82/125,250.40
  6. Step 6: Final answer
    x = 113,060.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.