Home / 281,009.32-421,577.16-147,952.24

Finding the Fourth Proportional to 281,009.32, 421,577.16 and 147,952.24

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Solution

The fourth proportional to 281,009.32, 421,577.16 and 147,952.24 is: 221,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,009.32 : 421,577.16 = 147,952.24 : x
  2. Step 2: Convert to fraction form
    281,009.32/421,577.16 = 147,952.24/x
  3. Step 3: Cross multiply
    281,009.32x = 421,577.16 × 147,952.24
  4. Step 4: Simplify right side
    281,009.32x = 62,373,285,154.84
  5. Step 5: Solve for x
    x = 62,373,285,154.84/281,009.32
  6. Step 6: Final answer
    x = 221,961.62

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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.