Home / 175,509.60-263,264.40-172,885.20

Finding the Fourth Proportional to 175,509.60, 263,264.40 and 172,885.20

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Solution

The fourth proportional to 175,509.60, 263,264.40 and 172,885.20 is: 259,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,509.60 : 263,264.40 = 172,885.20 : x
  2. Step 2: Convert to fraction form
    175,509.60/263,264.40 = 172,885.20/x
  3. Step 3: Cross multiply
    175,509.60x = 263,264.40 × 172,885.20
  4. Step 4: Simplify right side
    175,509.60x = 45,514,518,446.88
  5. Step 5: Solve for x
    x = 45,514,518,446.88/175,509.60
  6. Step 6: Final answer
    x = 259,327.80

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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.