Home / 117,758.76-176,685.33-42,884.12

Finding the Fourth Proportional to 117,758.76, 176,685.33 and 42,884.12

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Solution

The fourth proportional to 117,758.76, 176,685.33 and 42,884.12 is: 64,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,758.76 : 176,685.33 = 42,884.12 : x
  2. Step 2: Convert to fraction form
    117,758.76/176,685.33 = 42,884.12/x
  3. Step 3: Cross multiply
    117,758.76x = 176,685.33 × 42,884.12
  4. Step 4: Simplify right side
    117,758.76x = 7,576,994,010.53
  5. Step 5: Solve for x
    x = 7,576,994,010.53/117,758.76
  6. Step 6: Final answer
    x = 64,343.36

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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.