Home / 64,531.76-96,835-27,088.56

Finding the Fourth Proportional to 64,531.76, 96,835 and 27,088.56

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Solution

The fourth proportional to 64,531.76, 96,835 and 27,088.56 is: 40,648.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,531.76 : 96,835 = 27,088.56 : x
  2. Step 2: Convert to fraction form
    64,531.76/96,835 = 27,088.56/x
  3. Step 3: Cross multiply
    64,531.76x = 96,835 × 27,088.56
  4. Step 4: Simplify right side
    64,531.76x = 2,623,120,707.60
  5. Step 5: Solve for x
    x = 2,623,120,707.60/64,531.76
  6. Step 6: Final answer
    x = 40,648.52

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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.