Home / 105,329.97-158,077.98-46,206.45

Finding the Fourth Proportional to 105,329.97, 158,077.98 and 46,206.45

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Solution

The fourth proportional to 105,329.97, 158,077.98 and 46,206.45 is: 69,346.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,329.97 : 158,077.98 = 46,206.45 : x
  2. Step 2: Convert to fraction form
    105,329.97/158,077.98 = 46,206.45/x
  3. Step 3: Cross multiply
    105,329.97x = 158,077.98 × 46,206.45
  4. Step 4: Simplify right side
    105,329.97x = 7,304,222,278.97
  5. Step 5: Solve for x
    x = 7,304,222,278.97/105,329.97
  6. Step 6: Final answer
    x = 69,346.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.