Home / 204,020.60-306,030.90-144,534.20

Finding the Fourth Proportional to 204,020.60, 306,030.90 and 144,534.20

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Solution

The fourth proportional to 204,020.60, 306,030.90 and 144,534.20 is: 216,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,020.60 : 306,030.90 = 144,534.20 : x
  2. Step 2: Convert to fraction form
    204,020.60/306,030.90 = 144,534.20/x
  3. Step 3: Cross multiply
    204,020.60x = 306,030.90 × 144,534.20
  4. Step 4: Simplify right side
    204,020.60x = 44,231,931,306.78
  5. Step 5: Solve for x
    x = 44,231,931,306.78/204,020.60
  6. Step 6: Final answer
    x = 216,801.30

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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.