Home / 112,422,495.11-155,131,099.28-62,178,729.66

Finding the Fourth Proportional to 112,422,495.11, 155,131,099.28 and 62,178,729.66

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Solution

The fourth proportional to 112,422,495.11, 155,131,099.28 and 62,178,729.66 is: 85,800,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,422,495.11 : 155,131,099.28 = 62,178,729.66 : x
  2. Step 2: Convert to fraction form
    112,422,495.11/155,131,099.28 = 62,178,729.66/x
  3. Step 3: Cross multiply
    112,422,495.11x = 155,131,099.28 × 62,178,729.66
  4. Step 4: Simplify right side
    112,422,495.11x = 9,645,854,683,678,846
  5. Step 5: Solve for x
    x = 9,645,854,683,678,846/112,422,495.11
  6. Step 6: Final answer
    x = 85,800,040.95

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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.