Home / 75,154.07-112,747.49-22,567.65

Finding the Fourth Proportional to 75,154.07, 112,747.49 and 22,567.65

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Solution

The fourth proportional to 75,154.07, 112,747.49 and 22,567.65 is: 33,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,154.07 : 112,747.49 = 22,567.65 : x
  2. Step 2: Convert to fraction form
    75,154.07/112,747.49 = 22,567.65/x
  3. Step 3: Cross multiply
    75,154.07x = 112,747.49 × 22,567.65
  4. Step 4: Simplify right side
    75,154.07x = 2,544,445,779.86
  5. Step 5: Solve for x
    x = 2,544,445,779.86/75,154.07
  6. Step 6: Final answer
    x = 33,856.40

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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.