Home / 133,547.03-200,336.37-83,631.26

Finding the Fourth Proportional to 133,547.03, 200,336.37 and 83,631.26

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Solution

The fourth proportional to 133,547.03, 200,336.37 and 83,631.26 is: 125,456.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,547.03 : 200,336.37 = 83,631.26 : x
  2. Step 2: Convert to fraction form
    133,547.03/200,336.37 = 83,631.26/x
  3. Step 3: Cross multiply
    133,547.03x = 200,336.37 × 83,631.26
  4. Step 4: Simplify right side
    133,547.03x = 16,754,382,045.24
  5. Step 5: Solve for x
    x = 16,754,382,045.24/133,547.03
  6. Step 6: Final answer
    x = 125,456.79

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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.