Home / 135,603,890.77-187,173,195.02-88,568,154.87

Finding the Fourth Proportional to 135,603,890.77, 187,173,195.02 and 88,568,154.87

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Solution

The fourth proportional to 135,603,890.77, 187,173,195.02 and 88,568,154.87 is: 122,250,065.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,603,890.77 : 187,173,195.02 = 88,568,154.87 : x
  2. Step 2: Convert to fraction form
    135,603,890.77/187,173,195.02 = 88,568,154.87/x
  3. Step 3: Cross multiply
    135,603,890.77x = 187,173,195.02 × 88,568,154.87
  4. Step 4: Simplify right side
    135,603,890.77x = 16,577,584,523,601,232
  5. Step 5: Solve for x
    x = 16,577,584,523,601,232/135,603,890.77
  6. Step 6: Final answer
    x = 122,250,065.46

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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.