Home / 142,023.60-213,035.40-106,594.20

Finding the Fourth Proportional to 142,023.60, 213,035.40 and 106,594.20

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Solution

The fourth proportional to 142,023.60, 213,035.40 and 106,594.20 is: 159,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,023.60 : 213,035.40 = 106,594.20 : x
  2. Step 2: Convert to fraction form
    142,023.60/213,035.40 = 106,594.20/x
  3. Step 3: Cross multiply
    142,023.60x = 213,035.40 × 106,594.20
  4. Step 4: Simplify right side
    142,023.60x = 22,708,338,034.68
  5. Step 5: Solve for x
    x = 22,708,338,034.68/142,023.60
  6. Step 6: Final answer
    x = 159,891.30

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1.5x scale

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.