Home / 134,872.10-202,308.15-92,881.70

Finding the Fourth Proportional to 134,872.10, 202,308.15 and 92,881.70

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Solution

The fourth proportional to 134,872.10, 202,308.15 and 92,881.70 is: 139,322.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,872.10 : 202,308.15 = 92,881.70 : x
  2. Step 2: Convert to fraction form
    134,872.10/202,308.15 = 92,881.70/x
  3. Step 3: Cross multiply
    134,872.10x = 202,308.15 × 92,881.70
  4. Step 4: Simplify right side
    134,872.10x = 18,790,724,895.86
  5. Step 5: Solve for x
    x = 18,790,724,895.86/134,872.10
  6. Step 6: Final answer
    x = 139,322.55

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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.