Home / 141,819.23-212,754.15-47,055.10

Finding the Fourth Proportional to 141,819.23, 212,754.15 and 47,055.10

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Solution

The fourth proportional to 141,819.23, 212,754.15 and 47,055.10 is: 70,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,819.23 : 212,754.15 = 47,055.10 : x
  2. Step 2: Convert to fraction form
    141,819.23/212,754.15 = 47,055.10/x
  3. Step 3: Cross multiply
    141,819.23x = 212,754.15 × 47,055.10
  4. Step 4: Simplify right side
    141,819.23x = 10,011,168,848.70
  5. Step 5: Solve for x
    x = 10,011,168,848.70/141,819.23
  6. Step 6: Final answer
    x = 70,591.05

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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.