Home / 281,746.02-422,608.10-113,215.80

Finding the Fourth Proportional to 281,746.02, 422,608.10 and 113,215.80

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Solution

The fourth proportional to 281,746.02, 422,608.10 and 113,215.80 is: 169,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,746.02 : 422,608.10 = 113,215.80 : x
  2. Step 2: Convert to fraction form
    281,746.02/422,608.10 = 113,215.80/x
  3. Step 3: Cross multiply
    281,746.02x = 422,608.10 × 113,215.80
  4. Step 4: Simplify right side
    281,746.02x = 47,845,913,561.90
  5. Step 5: Solve for x
    x = 47,845,913,561.90/281,746.02
  6. Step 6: Final answer
    x = 169,819.31

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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.