Home / 281,631.60-422,440.02-94,643.04

Finding the Fourth Proportional to 281,631.60, 422,440.02 and 94,643.04

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Solution

The fourth proportional to 281,631.60, 422,440.02 and 94,643.04 is: 141,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,631.60 : 422,440.02 = 94,643.04 : x
  2. Step 2: Convert to fraction form
    281,631.60/422,440.02 = 94,643.04/x
  3. Step 3: Cross multiply
    281,631.60x = 422,440.02 × 94,643.04
  4. Step 4: Simplify right side
    281,631.60x = 39,981,007,710.46
  5. Step 5: Solve for x
    x = 39,981,007,710.46/281,631.60
  6. Step 6: Final answer
    x = 141,962.08

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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.