Home / 106,300.24-159,155.04-53,549.76

Finding the Fourth Proportional to 106,300.24, 159,155.04 and 53,549.76

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Solution

The fourth proportional to 106,300.24, 159,155.04 and 53,549.76 is: 80,175.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,300.24 : 159,155.04 = 53,549.76 : x
  2. Step 2: Convert to fraction form
    106,300.24/159,155.04 = 53,549.76/x
  3. Step 3: Cross multiply
    106,300.24x = 159,155.04 × 53,549.76
  4. Step 4: Simplify right side
    106,300.24x = 8,522,714,194.79
  5. Step 5: Solve for x
    x = 8,522,714,194.79/106,300.24
  6. Step 6: Final answer
    x = 80,175.87

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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.