Home / 283,328.28-424,700.82-125,631

Finding the Fourth Proportional to 283,328.28, 424,700.82 and 125,631

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Solution

The fourth proportional to 283,328.28, 424,700.82 and 125,631 is: 188,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,328.28 : 424,700.82 = 125,631 : x
  2. Step 2: Convert to fraction form
    283,328.28/424,700.82 = 125,631/x
  3. Step 3: Cross multiply
    283,328.28x = 424,700.82 × 125,631
  4. Step 4: Simplify right side
    283,328.28x = 53,355,588,717.42
  5. Step 5: Solve for x
    x = 53,355,588,717.42/283,328.28
  6. Step 6: Final answer
    x = 188,317.20

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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.