Home / 105,022,757.95-144,921,046.39-57,976,776.43

Finding the Fourth Proportional to 105,022,757.95, 144,921,046.39 and 57,976,776.43

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Solution

The fourth proportional to 105,022,757.95, 144,921,046.39 and 57,976,776.43 is: 80,002,232.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,022,757.95 : 144,921,046.39 = 57,976,776.43 : x
  2. Step 2: Convert to fraction form
    105,022,757.95/144,921,046.39 = 57,976,776.43/x
  3. Step 3: Cross multiply
    105,022,757.95x = 144,921,046.39 × 57,976,776.43
  4. Step 4: Simplify right side
    105,022,757.95x = 8,402,055,106,554,688
  5. Step 5: Solve for x
    x = 8,402,055,106,554,688/105,022,757.95
  6. Step 6: Final answer
    x = 80,002,232.57

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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.