Home / 125,381.00-187,954.49-49,480.17

Finding the Fourth Proportional to 125,381.00, 187,954.49 and 49,480.17

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Solution

The fourth proportional to 125,381.00, 187,954.49 and 49,480.17 is: 74,174.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,381.00 : 187,954.49 = 49,480.17 : x
  2. Step 2: Convert to fraction form
    125,381.00/187,954.49 = 49,480.17/x
  3. Step 3: Cross multiply
    125,381.00x = 187,954.49 × 49,480.17
  4. Step 4: Simplify right side
    125,381.00x = 9,300,019,870.06
  5. Step 5: Solve for x
    x = 9,300,019,870.06/125,381.00
  6. Step 6: Final answer
    x = 74,174.08

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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.