Home / 281,780.53-422,473.93-104,264.51

Finding the Fourth Proportional to 281,780.53, 422,473.93 and 104,264.51

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Solution

The fourth proportional to 281,780.53, 422,473.93 and 104,264.51 is: 156,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,780.53 : 422,473.93 = 104,264.51 : x
  2. Step 2: Convert to fraction form
    281,780.53/422,473.93 = 104,264.51/x
  3. Step 3: Cross multiply
    281,780.53x = 422,473.93 × 104,264.51
  4. Step 4: Simplify right side
    281,780.53x = 44,049,034,926.19
  5. Step 5: Solve for x
    x = 44,049,034,926.19/281,780.53
  6. Step 6: Final answer
    x = 156,323.91

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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.