Home / 136,740.41-205,134.69-46,761.97

Finding the Fourth Proportional to 136,740.41, 205,134.69 and 46,761.97

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Solution

The fourth proportional to 136,740.41, 205,134.69 and 46,761.97 is: 70,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,740.41 : 205,134.69 = 46,761.97 : x
  2. Step 2: Convert to fraction form
    136,740.41/205,134.69 = 46,761.97/x
  3. Step 3: Cross multiply
    136,740.41x = 205,134.69 × 46,761.97
  4. Step 4: Simplify right side
    136,740.41x = 9,592,501,194.07
  5. Step 5: Solve for x
    x = 9,592,501,194.07/136,740.41
  6. Step 6: Final answer
    x = 70,151.18

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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.