Home / 133,726.38-200,602.89-49,509.06

Finding the Fourth Proportional to 133,726.38, 200,602.89 and 49,509.06

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Solution

The fourth proportional to 133,726.38, 200,602.89 and 49,509.06 is: 74,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,726.38 : 200,602.89 = 49,509.06 : x
  2. Step 2: Convert to fraction form
    133,726.38/200,602.89 = 49,509.06/x
  3. Step 3: Cross multiply
    133,726.38x = 200,602.89 × 49,509.06
  4. Step 4: Simplify right side
    133,726.38x = 9,931,660,517.18
  5. Step 5: Solve for x
    x = 9,931,660,517.18/133,726.38
  6. Step 6: Final answer
    x = 74,268.52

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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.