Home / 281,700.50-422,461.54-92,117.06

Finding the Fourth Proportional to 281,700.50, 422,461.54 and 92,117.06

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Solution

The fourth proportional to 281,700.50, 422,461.54 and 92,117.06 is: 138,146.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,700.50 : 422,461.54 = 92,117.06 : x
  2. Step 2: Convert to fraction form
    281,700.50/422,461.54 = 92,117.06/x
  3. Step 3: Cross multiply
    281,700.50x = 422,461.54 × 92,117.06
  4. Step 4: Simplify right side
    281,700.50x = 38,915,914,567.29
  5. Step 5: Solve for x
    x = 38,915,914,567.29/281,700.50
  6. Step 6: Final answer
    x = 138,146.42

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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.