Home / 64,008.36-96,061.55-28,972.62

Finding the Fourth Proportional to 64,008.36, 96,061.55 and 28,972.62

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Solution

The fourth proportional to 64,008.36, 96,061.55 and 28,972.62 is: 43,481.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,008.36 : 96,061.55 = 28,972.62 : x
  2. Step 2: Convert to fraction form
    64,008.36/96,061.55 = 28,972.62/x
  3. Step 3: Cross multiply
    64,008.36x = 96,061.55 × 28,972.62
  4. Step 4: Simplify right side
    64,008.36x = 2,783,154,639.90
  5. Step 5: Solve for x
    x = 2,783,154,639.90/64,008.36
  6. Step 6: Final answer
    x = 43,481.11

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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.