Home / 134,812.60-202,218.90-113,817.40

Finding the Fourth Proportional to 134,812.60, 202,218.90 and 113,817.40

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Solution

The fourth proportional to 134,812.60, 202,218.90 and 113,817.40 is: 170,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,812.60 : 202,218.90 = 113,817.40 : x
  2. Step 2: Convert to fraction form
    134,812.60/202,218.90 = 113,817.40/x
  3. Step 3: Cross multiply
    134,812.60x = 202,218.90 × 113,817.40
  4. Step 4: Simplify right side
    134,812.60x = 23,016,029,428.86
  5. Step 5: Solve for x
    x = 23,016,029,428.86/134,812.60
  6. Step 6: Final answer
    x = 170,726.10

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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.