Home / 147,624.40-221,436.60-130,711.60

Finding the Fourth Proportional to 147,624.40, 221,436.60 and 130,711.60

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Solution

The fourth proportional to 147,624.40, 221,436.60 and 130,711.60 is: 196,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,624.40 : 221,436.60 = 130,711.60 : x
  2. Step 2: Convert to fraction form
    147,624.40/221,436.60 = 130,711.60/x
  3. Step 3: Cross multiply
    147,624.40x = 221,436.60 × 130,711.60
  4. Step 4: Simplify right side
    147,624.40x = 28,944,332,284.56
  5. Step 5: Solve for x
    x = 28,944,332,284.56/147,624.40
  6. Step 6: Final answer
    x = 196,067.40

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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.