Home / 134,902.07-186,159.96-74,471.41

Finding the Fourth Proportional to 134,902.07, 186,159.96 and 74,471.41

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Solution

The fourth proportional to 134,902.07, 186,159.96 and 74,471.41 is: 102,767.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,902.07 : 186,159.96 = 74,471.41 : x
  2. Step 2: Convert to fraction form
    134,902.07/186,159.96 = 74,471.41/x
  3. Step 3: Cross multiply
    134,902.07x = 186,159.96 × 74,471.41
  4. Step 4: Simplify right side
    134,902.07x = 13,863,594,241.34
  5. Step 5: Solve for x
    x = 13,863,594,241.34/134,902.07
  6. Step 6: Final answer
    x = 102,767.84

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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.