Home / 281,460.48-422,203.84-156,707.52

Finding the Fourth Proportional to 281,460.48, 422,203.84 and 156,707.52

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Solution

The fourth proportional to 281,460.48, 422,203.84 and 156,707.52 is: 235,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,460.48 : 422,203.84 = 156,707.52 : x
  2. Step 2: Convert to fraction form
    281,460.48/422,203.84 = 156,707.52/x
  3. Step 3: Cross multiply
    281,460.48x = 422,203.84 × 156,707.52
  4. Step 4: Simplify right side
    281,460.48x = 66,162,516,700.88
  5. Step 5: Solve for x
    x = 66,162,516,700.88/281,460.48
  6. Step 6: Final answer
    x = 235,068.58

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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.