Home / 176,719.80-264,906.90-71,398.20

Finding the Fourth Proportional to 176,719.80, 264,906.90 and 71,398.20

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Solution

The fourth proportional to 176,719.80, 264,906.90 and 71,398.20 is: 107,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,719.80 : 264,906.90 = 71,398.20 : x
  2. Step 2: Convert to fraction form
    176,719.80/264,906.90 = 71,398.20/x
  3. Step 3: Cross multiply
    176,719.80x = 264,906.90 × 71,398.20
  4. Step 4: Simplify right side
    176,719.80x = 18,913,875,827.58
  5. Step 5: Solve for x
    x = 18,913,875,827.58/176,719.80
  6. Step 6: Final answer
    x = 107,027.49

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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.