Home / 68,092.23-93,941.42-42,238.79

Finding the Fourth Proportional to 68,092.23, 93,941.42 and 42,238.79

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Solution

The fourth proportional to 68,092.23, 93,941.42 and 42,238.79 is: 58,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,092.23 : 93,941.42 = 42,238.79 : x
  2. Step 2: Convert to fraction form
    68,092.23/93,941.42 = 42,238.79/x
  3. Step 3: Cross multiply
    68,092.23x = 93,941.42 × 42,238.79
  4. Step 4: Simplify right side
    68,092.23x = 3,967,971,547.57
  5. Step 5: Solve for x
    x = 3,967,971,547.57/68,092.23
  6. Step 6: Final answer
    x = 58,273.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.