Home / 158,076.70-218,046.08-110,312.62

Finding the Fourth Proportional to 158,076.70, 218,046.08 and 110,312.62

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Solution

The fourth proportional to 158,076.70, 218,046.08 and 110,312.62 is: 152,161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,076.70 : 218,046.08 = 110,312.62 : x
  2. Step 2: Convert to fraction form
    158,076.70/218,046.08 = 110,312.62/x
  3. Step 3: Cross multiply
    158,076.70x = 218,046.08 × 110,312.62
  4. Step 4: Simplify right side
    158,076.70x = 24,053,234,365.53
  5. Step 5: Solve for x
    x = 24,053,234,365.53/158,076.70
  6. Step 6: Final answer
    x = 152,161.79

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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.