Home / 124,448.44-186,614.28-45,507.46

Finding the Fourth Proportional to 124,448.44, 186,614.28 and 45,507.46

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Solution

The fourth proportional to 124,448.44, 186,614.28 and 45,507.46 is: 68,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,448.44 : 186,614.28 = 45,507.46 : x
  2. Step 2: Convert to fraction form
    124,448.44/186,614.28 = 45,507.46/x
  3. Step 3: Cross multiply
    124,448.44x = 186,614.28 × 45,507.46
  4. Step 4: Simplify right side
    124,448.44x = 8,492,341,882.53
  5. Step 5: Solve for x
    x = 8,492,341,882.53/124,448.44
  6. Step 6: Final answer
    x = 68,239.84

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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.