Home / 133,376.13-200,205.17-130,364.28

Finding the Fourth Proportional to 133,376.13, 200,205.17 and 130,364.28

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Solution

The fourth proportional to 133,376.13, 200,205.17 and 130,364.28 is: 195,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,376.13 : 200,205.17 = 130,364.28 : x
  2. Step 2: Convert to fraction form
    133,376.13/200,205.17 = 130,364.28/x
  3. Step 3: Cross multiply
    133,376.13x = 200,205.17 × 130,364.28
  4. Step 4: Simplify right side
    133,376.13x = 26,099,602,187.51
  5. Step 5: Solve for x
    x = 26,099,602,187.51/133,376.13
  6. Step 6: Final answer
    x = 195,684.21

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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.