Home / 141,572.04-212,431.84-57,394.42

Finding the Fourth Proportional to 141,572.04, 212,431.84 and 57,394.42

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Solution

The fourth proportional to 141,572.04, 212,431.84 and 57,394.42 is: 86,121.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,572.04 : 212,431.84 = 57,394.42 : x
  2. Step 2: Convert to fraction form
    141,572.04/212,431.84 = 57,394.42/x
  3. Step 3: Cross multiply
    141,572.04x = 212,431.84 × 57,394.42
  4. Step 4: Simplify right side
    141,572.04x = 12,192,402,246.33
  5. Step 5: Solve for x
    x = 12,192,402,246.33/141,572.04
  6. Step 6: Final answer
    x = 86,121.54

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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.