Home / 131,660.08-197,510.60-42,892.92

Finding the Fourth Proportional to 131,660.08, 197,510.60 and 42,892.92

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Solution

The fourth proportional to 131,660.08, 197,510.60 and 42,892.92 is: 64,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,660.08 : 197,510.60 = 42,892.92 : x
  2. Step 2: Convert to fraction form
    131,660.08/197,510.60 = 42,892.92/x
  3. Step 3: Cross multiply
    131,660.08x = 197,510.60 × 42,892.92
  4. Step 4: Simplify right side
    131,660.08x = 8,471,806,364.95
  5. Step 5: Solve for x
    x = 8,471,806,364.95/131,660.08
  6. Step 6: Final answer
    x = 64,346.05

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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.