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Finding the Fourth Proportional to 248,482.32, 372,199.81 and 113,659.92

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Solution

The fourth proportional to 248,482.32, 372,199.81 and 113,659.92 is: 170,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,482.32 : 372,199.81 = 113,659.92 : x
  2. Step 2: Convert to fraction form
    248,482.32/372,199.81 = 113,659.92/x
  3. Step 3: Cross multiply
    248,482.32x = 372,199.81 × 113,659.92
  4. Step 4: Simplify right side
    248,482.32x = 42,304,199,510.77
  5. Step 5: Solve for x
    x = 42,304,199,510.77/248,482.32
  6. Step 6: Final answer
    x = 170,250.34

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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.