Home / 147,913.20-221,869.80-132,166.80

Finding the Fourth Proportional to 147,913.20, 221,869.80 and 132,166.80

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Solution

The fourth proportional to 147,913.20, 221,869.80 and 132,166.80 is: 198,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,913.20 : 221,869.80 = 132,166.80 : x
  2. Step 2: Convert to fraction form
    147,913.20/221,869.80 = 132,166.80/x
  3. Step 3: Cross multiply
    147,913.20x = 221,869.80 × 132,166.80
  4. Step 4: Simplify right side
    147,913.20x = 29,323,821,482.64
  5. Step 5: Solve for x
    x = 29,323,821,482.64/147,913.20
  6. Step 6: Final answer
    x = 198,250.20

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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.