Home / 176,144.58-243,076.46-107,209.13

Finding the Fourth Proportional to 176,144.58, 243,076.46 and 107,209.13

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Solution

The fourth proportional to 176,144.58, 243,076.46 and 107,209.13 is: 147,946.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,144.58 : 243,076.46 = 107,209.13 : x
  2. Step 2: Convert to fraction form
    176,144.58/243,076.46 = 107,209.13/x
  3. Step 3: Cross multiply
    176,144.58x = 243,076.46 × 107,209.13
  4. Step 4: Simplify right side
    176,144.58x = 26,060,014,048.65
  5. Step 5: Solve for x
    x = 26,060,014,048.65/176,144.58
  6. Step 6: Final answer
    x = 147,946.73

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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.