Home / 249,780.33-374,716.72-79,045.04

Finding the Fourth Proportional to 249,780.33, 374,716.72 and 79,045.04

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Solution

The fourth proportional to 249,780.33, 374,716.72 and 79,045.04 is: 118,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,780.33 : 374,716.72 = 79,045.04 : x
  2. Step 2: Convert to fraction form
    249,780.33/374,716.72 = 79,045.04/x
  3. Step 3: Cross multiply
    249,780.33x = 374,716.72 × 79,045.04
  4. Step 4: Simplify right side
    249,780.33x = 29,619,499,156.67
  5. Step 5: Solve for x
    x = 29,619,499,156.67/249,780.33
  6. Step 6: Final answer
    x = 118,582.19

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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.