Home / 281,259.04-421,892.88-112,794.16

Finding the Fourth Proportional to 281,259.04, 421,892.88 and 112,794.16

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Solution

The fourth proportional to 281,259.04, 421,892.88 and 112,794.16 is: 169,192.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,259.04 : 421,892.88 = 112,794.16 : x
  2. Step 2: Convert to fraction form
    281,259.04/421,892.88 = 112,794.16/x
  3. Step 3: Cross multiply
    281,259.04x = 421,892.88 × 112,794.16
  4. Step 4: Simplify right side
    281,259.04x = 47,587,053,009.58
  5. Step 5: Solve for x
    x = 47,587,053,009.58/281,259.04
  6. Step 6: Final answer
    x = 169,192.97

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1.5x scale

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.