Home / 141,581.88-212,225.16-57,400.14

Finding the Fourth Proportional to 141,581.88, 212,225.16 and 57,400.14

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Solution

The fourth proportional to 141,581.88, 212,225.16 and 57,400.14 is: 86,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,581.88 : 212,225.16 = 57,400.14 : x
  2. Step 2: Convert to fraction form
    141,581.88/212,225.16 = 57,400.14/x
  3. Step 3: Cross multiply
    141,581.88x = 212,225.16 × 57,400.14
  4. Step 4: Simplify right side
    141,581.88x = 12,181,753,895.52
  5. Step 5: Solve for x
    x = 12,181,753,895.52/141,581.88
  6. Step 6: Final answer
    x = 86,040.35

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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.