Home / 94,442.04-141,859.80-79,679.88

Finding the Fourth Proportional to 94,442.04, 141,859.80 and 79,679.88

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Solution

The fourth proportional to 94,442.04, 141,859.80 and 79,679.88 is: 119,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,442.04 : 141,859.80 = 79,679.88 : x
  2. Step 2: Convert to fraction form
    94,442.04/141,859.80 = 79,679.88/x
  3. Step 3: Cross multiply
    94,442.04x = 141,859.80 × 79,679.88
  4. Step 4: Simplify right side
    94,442.04x = 11,303,371,840.82
  5. Step 5: Solve for x
    x = 11,303,371,840.82/94,442.04
  6. Step 6: Final answer
    x = 119,685.81

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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.