Home / 141,877.63-212,770.15-47,082.35

Finding the Fourth Proportional to 141,877.63, 212,770.15 and 47,082.35

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Solution

The fourth proportional to 141,877.63, 212,770.15 and 47,082.35 is: 70,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,877.63 : 212,770.15 = 47,082.35 : x
  2. Step 2: Convert to fraction form
    141,877.63/212,770.15 = 47,082.35/x
  3. Step 3: Cross multiply
    141,877.63x = 212,770.15 × 47,082.35
  4. Step 4: Simplify right side
    141,877.63x = 10,017,718,436.44
  5. Step 5: Solve for x
    x = 10,017,718,436.44/141,877.63
  6. Step 6: Final answer
    x = 70,608.16

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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.