Home / 148,966.60-223,061.10-141,968.20

Finding the Fourth Proportional to 148,966.60, 223,061.10 and 141,968.20

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Solution

The fourth proportional to 148,966.60, 223,061.10 and 141,968.20 is: 212,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,966.60 : 223,061.10 = 141,968.20 : x
  2. Step 2: Convert to fraction form
    148,966.60/223,061.10 = 141,968.20/x
  3. Step 3: Cross multiply
    148,966.60x = 223,061.10 × 141,968.20
  4. Step 4: Simplify right side
    148,966.60x = 31,667,582,857.02
  5. Step 5: Solve for x
    x = 31,667,582,857.02/148,966.60
  6. Step 6: Final answer
    x = 212,581.77

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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.