Home / 124,868.82-187,215.57-45,972.90

Finding the Fourth Proportional to 124,868.82, 187,215.57 and 45,972.90

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Solution

The fourth proportional to 124,868.82, 187,215.57 and 45,972.90 is: 68,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,868.82 : 187,215.57 = 45,972.90 : x
  2. Step 2: Convert to fraction form
    124,868.82/187,215.57 = 45,972.90/x
  3. Step 3: Cross multiply
    124,868.82x = 187,215.57 × 45,972.90
  4. Step 4: Simplify right side
    124,868.82x = 8,606,842,678.05
  5. Step 5: Solve for x
    x = 8,606,842,678.05/124,868.82
  6. Step 6: Final answer
    x = 68,927.08

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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.