Home / 159,057.51-238,580.02-53,876.47

Finding the Fourth Proportional to 159,057.51, 238,580.02 and 53,876.47

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Solution

The fourth proportional to 159,057.51, 238,580.02 and 53,876.47 is: 80,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,057.51 : 238,580.02 = 53,876.47 : x
  2. Step 2: Convert to fraction form
    159,057.51/238,580.02 = 53,876.47/x
  3. Step 3: Cross multiply
    159,057.51x = 238,580.02 × 53,876.47
  4. Step 4: Simplify right side
    159,057.51x = 12,853,849,290.13
  5. Step 5: Solve for x
    x = 12,853,849,290.13/159,057.51
  6. Step 6: Final answer
    x = 80,812.59

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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.