Home / 134,770.42-201,823.46-84,726.40

Finding the Fourth Proportional to 134,770.42, 201,823.46 and 84,726.40

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Solution

The fourth proportional to 134,770.42, 201,823.46 and 84,726.40 is: 126,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,770.42 : 201,823.46 = 84,726.40 : x
  2. Step 2: Convert to fraction form
    134,770.42/201,823.46 = 84,726.40/x
  3. Step 3: Cross multiply
    134,770.42x = 201,823.46 × 84,726.40
  4. Step 4: Simplify right side
    134,770.42x = 17,099,775,201.34
  5. Step 5: Solve for x
    x = 17,099,775,201.34/134,770.42
  6. Step 6: Final answer
    x = 126,880.77

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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.