Home / 173,207.04-239,043.20-105,230.84

Finding the Fourth Proportional to 173,207.04, 239,043.20 and 105,230.84

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Solution

The fourth proportional to 173,207.04, 239,043.20 and 105,230.84 is: 145,229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,207.04 : 239,043.20 = 105,230.84 : x
  2. Step 2: Convert to fraction form
    173,207.04/239,043.20 = 105,230.84/x
  3. Step 3: Cross multiply
    173,207.04x = 239,043.20 × 105,230.84
  4. Step 4: Simplify right side
    173,207.04x = 25,154,715,010.92
  5. Step 5: Solve for x
    x = 25,154,715,010.92/173,207.04
  6. Step 6: Final answer
    x = 145,229.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.