Home / 371,567.40-557,351.10-91,084.65

Finding the Fourth Proportional to 371,567.40, 557,351.10 and 91,084.65

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Solution

The fourth proportional to 371,567.40, 557,351.10 and 91,084.65 is: 136,626.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,567.40 : 557,351.10 = 91,084.65 : x
  2. Step 2: Convert to fraction form
    371,567.40/557,351.10 = 91,084.65/x
  3. Step 3: Cross multiply
    371,567.40x = 557,351.10 × 91,084.65
  4. Step 4: Simplify right side
    371,567.40x = 50,766,129,870.62
  5. Step 5: Solve for x
    x = 50,766,129,870.62/371,567.40
  6. Step 6: Final answer
    x = 136,626.98

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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.