Home / 187,472.04-280,926.18-75,040.80

Finding the Fourth Proportional to 187,472.04, 280,926.18 and 75,040.80

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Solution

The fourth proportional to 187,472.04, 280,926.18 and 75,040.80 is: 112,448.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,472.04 : 280,926.18 = 75,040.80 : x
  2. Step 2: Convert to fraction form
    187,472.04/280,926.18 = 75,040.80/x
  3. Step 3: Cross multiply
    187,472.04x = 280,926.18 × 75,040.80
  4. Step 4: Simplify right side
    187,472.04x = 21,080,925,288.14
  5. Step 5: Solve for x
    x = 21,080,925,288.14/187,472.04
  6. Step 6: Final answer
    x = 112,448.37

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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.