Home / 133,266.80-199,870.73-38,476.38

Finding the Fourth Proportional to 133,266.80, 199,870.73 and 38,476.38

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Solution

The fourth proportional to 133,266.80, 199,870.73 and 38,476.38 is: 57,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,266.80 : 199,870.73 = 38,476.38 : x
  2. Step 2: Convert to fraction form
    133,266.80/199,870.73 = 38,476.38/x
  3. Step 3: Cross multiply
    133,266.80x = 199,870.73 × 38,476.38
  4. Step 4: Simplify right side
    133,266.80x = 7,690,301,281.58
  5. Step 5: Solve for x
    x = 7,690,301,281.58/133,266.80
  6. Step 6: Final answer
    x = 57,706.05

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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.