Home / 125,144.07-187,701.53-50,261.19

Finding the Fourth Proportional to 125,144.07, 187,701.53 and 50,261.19

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Solution

The fourth proportional to 125,144.07, 187,701.53 and 50,261.19 is: 75,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,144.07 : 187,701.53 = 50,261.19 : x
  2. Step 2: Convert to fraction form
    125,144.07/187,701.53 = 50,261.19/x
  3. Step 3: Cross multiply
    125,144.07x = 187,701.53 × 50,261.19
  4. Step 4: Simplify right side
    125,144.07x = 9,434,102,011.31
  5. Step 5: Solve for x
    x = 9,434,102,011.31/125,144.07
  6. Step 6: Final answer
    x = 75,385.93

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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.