Home / 109,224.42-150,729.33-61,477.74

Finding the Fourth Proportional to 109,224.42, 150,729.33 and 61,477.74

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Solution

The fourth proportional to 109,224.42, 150,729.33 and 61,477.74 is: 84,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,224.42 : 150,729.33 = 61,477.74 : x
  2. Step 2: Convert to fraction form
    109,224.42/150,729.33 = 61,477.74/x
  3. Step 3: Cross multiply
    109,224.42x = 150,729.33 × 61,477.74
  4. Step 4: Simplify right side
    109,224.42x = 9,266,498,560.11
  5. Step 5: Solve for x
    x = 9,266,498,560.11/109,224.42
  6. Step 6: Final answer
    x = 84,839.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.