Home / 217,801.96-326,577.22-84,526.45

Finding the Fourth Proportional to 217,801.96, 326,577.22 and 84,526.45

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Solution

The fourth proportional to 217,801.96, 326,577.22 and 84,526.45 is: 126,740.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,801.96 : 326,577.22 = 84,526.45 : x
  2. Step 2: Convert to fraction form
    217,801.96/326,577.22 = 84,526.45/x
  3. Step 3: Cross multiply
    217,801.96x = 326,577.22 × 84,526.45
  4. Step 4: Simplify right side
    217,801.96x = 27,604,412,029.71
  5. Step 5: Solve for x
    x = 27,604,412,029.71/217,801.96
  6. Step 6: Final answer
    x = 126,740.88

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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.