Home / 112,336,382.73-155,024,418.22-62,776,756.48

Finding the Fourth Proportional to 112,336,382.73, 155,024,418.22 and 62,776,756.48

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Solution

The fourth proportional to 112,336,382.73, 155,024,418.22 and 62,776,756.48 is: 86,632,041.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,336,382.73 : 155,024,418.22 = 62,776,756.48 : x
  2. Step 2: Convert to fraction form
    112,336,382.73/155,024,418.22 = 62,776,756.48/x
  3. Step 3: Cross multiply
    112,336,382.73x = 155,024,418.22 × 62,776,756.48
  4. Step 4: Simplify right side
    112,336,382.73x = 9,731,930,150,506,112
  5. Step 5: Solve for x
    x = 9,731,930,150,506,112/112,336,382.73
  6. Step 6: Final answer
    x = 86,632,041.32

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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.