Home / 367,052.27-550,779.08-142,421.56

Finding the Fourth Proportional to 367,052.27, 550,779.08 and 142,421.56

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Solution

The fourth proportional to 367,052.27, 550,779.08 and 142,421.56 is: 213,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,052.27 : 550,779.08 = 142,421.56 : x
  2. Step 2: Convert to fraction form
    367,052.27/550,779.08 = 142,421.56/x
  3. Step 3: Cross multiply
    367,052.27x = 550,779.08 × 142,421.56
  4. Step 4: Simplify right side
    367,052.27x = 78,442,813,699.91
  5. Step 5: Solve for x
    x = 78,442,813,699.91/367,052.27
  6. Step 6: Final answer
    x = 213,710.20

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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.