Home / 283,336.11-424,990.53-70,103.16

Finding the Fourth Proportional to 283,336.11, 424,990.53 and 70,103.16

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Solution

The fourth proportional to 283,336.11, 424,990.53 and 70,103.16 is: 105,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,336.11 : 424,990.53 = 70,103.16 : x
  2. Step 2: Convert to fraction form
    283,336.11/424,990.53 = 70,103.16/x
  3. Step 3: Cross multiply
    283,336.11x = 424,990.53 × 70,103.16
  4. Step 4: Simplify right side
    283,336.11x = 29,793,179,123.07
  5. Step 5: Solve for x
    x = 29,793,179,123.07/283,336.11
  6. Step 6: Final answer
    x = 105,151.37

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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.