Home / 141,881.65-212,834.74-40,680.15

Finding the Fourth Proportional to 141,881.65, 212,834.74 and 40,680.15

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Solution

The fourth proportional to 141,881.65, 212,834.74 and 40,680.15 is: 61,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,881.65 : 212,834.74 = 40,680.15 : x
  2. Step 2: Convert to fraction form
    141,881.65/212,834.74 = 40,680.15/x
  3. Step 3: Cross multiply
    141,881.65x = 212,834.74 × 40,680.15
  4. Step 4: Simplify right side
    141,881.65x = 8,658,148,084.24
  5. Step 5: Solve for x
    x = 8,658,148,084.24/141,881.65
  6. Step 6: Final answer
    x = 61,023.74

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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.