Home / 141,877.04-212,769.26-47,081.76

Finding the Fourth Proportional to 141,877.04, 212,769.26 and 47,081.76

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Solution

The fourth proportional to 141,877.04, 212,769.26 and 47,081.76 is: 70,607.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,877.04 : 212,769.26 = 47,081.76 : x
  2. Step 2: Convert to fraction form
    141,877.04/212,769.26 = 47,081.76/x
  3. Step 3: Cross multiply
    141,877.04x = 212,769.26 × 47,081.76
  4. Step 4: Simplify right side
    141,877.04x = 10,017,550,245.54
  5. Step 5: Solve for x
    x = 10,017,550,245.54/141,877.04
  6. Step 6: Final answer
    x = 70,607.27

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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.