Home / 101,499,963.21-140,070,052.85-55,090,226.61

Finding the Fourth Proportional to 101,499,963.21, 140,070,052.85 and 55,090,226.61

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Solution

The fourth proportional to 101,499,963.21, 140,070,052.85 and 55,090,226.61 is: 76,024,568.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,499,963.21 : 140,070,052.85 = 55,090,226.61 : x
  2. Step 2: Convert to fraction form
    101,499,963.21/140,070,052.85 = 55,090,226.61/x
  3. Step 3: Cross multiply
    101,499,963.21x = 140,070,052.85 × 55,090,226.61
  4. Step 4: Simplify right side
    101,499,963.21x = 7,716,490,952,505,725
  5. Step 5: Solve for x
    x = 7,716,490,952,505,725/101,499,963.21
  6. Step 6: Final answer
    x = 76,024,568.96

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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.