Home / 94,795.38-130,816.53-51,774.66

Finding the Fourth Proportional to 94,795.38, 130,816.53 and 51,774.66

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Solution

The fourth proportional to 94,795.38, 130,816.53 and 51,774.66 is: 71,448.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,795.38 : 130,816.53 = 51,774.66 : x
  2. Step 2: Convert to fraction form
    94,795.38/130,816.53 = 51,774.66/x
  3. Step 3: Cross multiply
    94,795.38x = 130,816.53 × 51,774.66
  4. Step 4: Simplify right side
    94,795.38x = 6,772,981,363.13
  5. Step 5: Solve for x
    x = 6,772,981,363.13/94,795.38
  6. Step 6: Final answer
    x = 71,448.43

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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.