Home / 281,048.16-421,572.96-114,836.16

Finding the Fourth Proportional to 281,048.16, 421,572.96 and 114,836.16

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Solution

The fourth proportional to 281,048.16, 421,572.96 and 114,836.16 is: 172,254.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,048.16 : 421,572.96 = 114,836.16 : x
  2. Step 2: Convert to fraction form
    281,048.16/421,572.96 = 114,836.16/x
  3. Step 3: Cross multiply
    281,048.16x = 421,572.96 × 114,836.16
  4. Step 4: Simplify right side
    281,048.16x = 48,411,819,886.23
  5. Step 5: Solve for x
    x = 48,411,819,886.23/281,048.16
  6. Step 6: Final answer
    x = 172,254.53

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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.