Home / 142,115.04-196,097.22-94,438.44

Finding the Fourth Proportional to 142,115.04, 196,097.22 and 94,438.44

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Solution

The fourth proportional to 142,115.04, 196,097.22 and 94,438.44 is: 130,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,115.04 : 196,097.22 = 94,438.44 : x
  2. Step 2: Convert to fraction form
    142,115.04/196,097.22 = 94,438.44/x
  3. Step 3: Cross multiply
    142,115.04x = 196,097.22 × 94,438.44
  4. Step 4: Simplify right side
    142,115.04x = 18,519,115,545.14
  5. Step 5: Solve for x
    x = 18,519,115,545.14/142,115.04
  6. Step 6: Final answer
    x = 130,310.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.