Home / 141,774.17-213,051.87-75,264.12

Finding the Fourth Proportional to 141,774.17, 213,051.87 and 75,264.12

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Solution

The fourth proportional to 141,774.17, 213,051.87 and 75,264.12 is: 113,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,774.17 : 213,051.87 = 75,264.12 : x
  2. Step 2: Convert to fraction form
    141,774.17/213,051.87 = 75,264.12/x
  3. Step 3: Cross multiply
    141,774.17x = 213,051.87 × 75,264.12
  4. Step 4: Simplify right side
    141,774.17x = 16,035,161,509.90
  5. Step 5: Solve for x
    x = 16,035,161,509.90/141,774.17
  6. Step 6: Final answer
    x = 113,103.55

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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.