Home / 195,000.20-292,500.30-106,426.70

Finding the Fourth Proportional to 195,000.20, 292,500.30 and 106,426.70

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Solution

The fourth proportional to 195,000.20, 292,500.30 and 106,426.70 is: 159,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,000.20 : 292,500.30 = 106,426.70 : x
  2. Step 2: Convert to fraction form
    195,000.20/292,500.30 = 106,426.70/x
  3. Step 3: Cross multiply
    195,000.20x = 292,500.30 × 106,426.70
  4. Step 4: Simplify right side
    195,000.20x = 31,129,841,678.01
  5. Step 5: Solve for x
    x = 31,129,841,678.01/195,000.20
  6. Step 6: Final answer
    x = 159,640.05

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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.