Home / 154,721.20-233,054.23-140,770.84

Finding the Fourth Proportional to 154,721.20, 233,054.23 and 140,770.84

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Solution

The fourth proportional to 154,721.20, 233,054.23 and 140,770.84 is: 212,041.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,721.20 : 233,054.23 = 140,770.84 : x
  2. Step 2: Convert to fraction form
    154,721.20/233,054.23 = 140,770.84/x
  3. Step 3: Cross multiply
    154,721.20x = 233,054.23 × 140,770.84
  4. Step 4: Simplify right side
    154,721.20x = 32,807,239,722.65
  5. Step 5: Solve for x
    x = 32,807,239,722.65/154,721.20
  6. Step 6: Final answer
    x = 212,041.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.