Home / 193,971.24-290,691.45-146,547.36

Finding the Fourth Proportional to 193,971.24, 290,691.45 and 146,547.36

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Solution

The fourth proportional to 193,971.24, 290,691.45 and 146,547.36 is: 219,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,971.24 : 290,691.45 = 146,547.36 : x
  2. Step 2: Convert to fraction form
    193,971.24/290,691.45 = 146,547.36/x
  3. Step 3: Cross multiply
    193,971.24x = 290,691.45 × 146,547.36
  4. Step 4: Simplify right side
    193,971.24x = 42,600,064,572.07
  5. Step 5: Solve for x
    x = 42,600,064,572.07/193,971.24
  6. Step 6: Final answer
    x = 219,620.52

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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.