Home / 172,595.20-238,180.88-97,143.70

Finding the Fourth Proportional to 172,595.20, 238,180.88 and 97,143.70

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Solution

The fourth proportional to 172,595.20, 238,180.88 and 97,143.70 is: 134,058.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,595.20 : 238,180.88 = 97,143.70 : x
  2. Step 2: Convert to fraction form
    172,595.20/238,180.88 = 97,143.70/x
  3. Step 3: Cross multiply
    172,595.20x = 238,180.88 × 97,143.70
  4. Step 4: Simplify right side
    172,595.20x = 23,137,771,952.46
  5. Step 5: Solve for x
    x = 23,137,771,952.46/172,595.20
  6. Step 6: Final answer
    x = 134,058.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.