Home / 77,648.02-116,517.18-32,666.08

Finding the Fourth Proportional to 77,648.02, 116,517.18 and 32,666.08

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Solution

The fourth proportional to 77,648.02, 116,517.18 and 32,666.08 is: 49,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,648.02 : 116,517.18 = 32,666.08 : x
  2. Step 2: Convert to fraction form
    77,648.02/116,517.18 = 32,666.08/x
  3. Step 3: Cross multiply
    77,648.02x = 116,517.18 × 32,666.08
  4. Step 4: Simplify right side
    77,648.02x = 3,806,159,523.25
  5. Step 5: Solve for x
    x = 3,806,159,523.25/77,648.02
  6. Step 6: Final answer
    x = 49,018.11

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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.