Home / 141,030.10-211,545.15-134,809.30

Finding the Fourth Proportional to 141,030.10, 211,545.15 and 134,809.30

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Solution

The fourth proportional to 141,030.10, 211,545.15 and 134,809.30 is: 202,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,030.10 : 211,545.15 = 134,809.30 : x
  2. Step 2: Convert to fraction form
    141,030.10/211,545.15 = 134,809.30/x
  3. Step 3: Cross multiply
    141,030.10x = 211,545.15 × 134,809.30
  4. Step 4: Simplify right side
    141,030.10x = 28,518,253,589.90
  5. Step 5: Solve for x
    x = 28,518,253,589.90/141,030.10
  6. Step 6: Final answer
    x = 202,213.95

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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.