Home / 112,345,534.53-155,041,625.70-62,785,906.74

Finding the Fourth Proportional to 112,345,534.53, 155,041,625.70 and 62,785,906.74

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Solution

The fourth proportional to 112,345,534.53, 155,041,625.70 and 62,785,906.74 is: 86,647,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,345,534.53 : 155,041,625.70 = 62,785,906.74 : x
  2. Step 2: Convert to fraction form
    112,345,534.53/155,041,625.70 = 62,785,906.74/x
  3. Step 3: Cross multiply
    112,345,534.53x = 155,041,625.70 × 62,785,906.74
  4. Step 4: Simplify right side
    112,345,534.53x = 9,734,429,052,018,186
  5. Step 5: Solve for x
    x = 9,734,429,052,018,186/112,345,534.53
  6. Step 6: Final answer
    x = 86,647,227.17

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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.