Home / 160,199.24-240,335.31-85,279.91

Finding the Fourth Proportional to 160,199.24, 240,335.31 and 85,279.91

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Solution

The fourth proportional to 160,199.24, 240,335.31 and 85,279.91 is: 127,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,199.24 : 240,335.31 = 85,279.91 : x
  2. Step 2: Convert to fraction form
    160,199.24/240,335.31 = 85,279.91/x
  3. Step 3: Cross multiply
    160,199.24x = 240,335.31 × 85,279.91
  4. Step 4: Simplify right side
    160,199.24x = 20,495,773,606.62
  5. Step 5: Solve for x
    x = 20,495,773,606.62/160,199.24
  6. Step 6: Final answer
    x = 127,939.27

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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.