Home / 75,895.78-113,849.14-29,148.66

Finding the Fourth Proportional to 75,895.78, 113,849.14 and 29,148.66

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Solution

The fourth proportional to 75,895.78, 113,849.14 and 29,148.66 is: 43,725.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895.78 : 113,849.14 = 29,148.66 : x
  2. Step 2: Convert to fraction form
    75,895.78/113,849.14 = 29,148.66/x
  3. Step 3: Cross multiply
    75,895.78x = 113,849.14 × 29,148.66
  4. Step 4: Simplify right side
    75,895.78x = 3,318,549,482.65
  5. Step 5: Solve for x
    x = 3,318,549,482.65/75,895.78
  6. Step 6: Final answer
    x = 43,725.08

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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.