Home / 283,776.18-425,789.64-148,808.04

Finding the Fourth Proportional to 283,776.18, 425,789.64 and 148,808.04

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Solution

The fourth proportional to 283,776.18, 425,789.64 and 148,808.04 is: 223,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,776.18 : 425,789.64 = 148,808.04 : x
  2. Step 2: Convert to fraction form
    283,776.18/425,789.64 = 148,808.04/x
  3. Step 3: Cross multiply
    283,776.18x = 425,789.64 × 148,808.04
  4. Step 4: Simplify right side
    283,776.18x = 63,360,921,780.71
  5. Step 5: Solve for x
    x = 63,360,921,780.71/283,776.18
  6. Step 6: Final answer
    x = 223,277.80

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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.