Home / 181,202.40-250,062.71-100,637.48

Finding the Fourth Proportional to 181,202.40, 250,062.71 and 100,637.48

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Solution

The fourth proportional to 181,202.40, 250,062.71 and 100,637.48 is: 138,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,202.40 : 250,062.71 = 100,637.48 : x
  2. Step 2: Convert to fraction form
    181,202.40/250,062.71 = 100,637.48/x
  3. Step 3: Cross multiply
    181,202.40x = 250,062.71 × 100,637.48
  4. Step 4: Simplify right side
    181,202.40x = 25,165,679,222.87
  5. Step 5: Solve for x
    x = 25,165,679,222.87/181,202.40
  6. Step 6: Final answer
    x = 138,881.60

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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.