Home / 150,948.28-208,308.78-82,965.24

Finding the Fourth Proportional to 150,948.28, 208,308.78 and 82,965.24

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Solution

The fourth proportional to 150,948.28, 208,308.78 and 82,965.24 is: 114,492.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,948.28 : 208,308.78 = 82,965.24 : x
  2. Step 2: Convert to fraction form
    150,948.28/208,308.78 = 82,965.24/x
  3. Step 3: Cross multiply
    150,948.28x = 208,308.78 × 82,965.24
  4. Step 4: Simplify right side
    150,948.28x = 17,282,387,926.81
  5. Step 5: Solve for x
    x = 17,282,387,926.81/150,948.28
  6. Step 6: Final answer
    x = 114,492.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.