Home / 107,114.19-159,713.62-104,171.55

Finding the Fourth Proportional to 107,114.19, 159,713.62 and 104,171.55

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Solution

The fourth proportional to 107,114.19, 159,713.62 and 104,171.55 is: 155,325.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,114.19 : 159,713.62 = 104,171.55 : x
  2. Step 2: Convert to fraction form
    107,114.19/159,713.62 = 104,171.55/x
  3. Step 3: Cross multiply
    107,114.19x = 159,713.62 × 104,171.55
  4. Step 4: Simplify right side
    107,114.19x = 16,637,615,351.51
  5. Step 5: Solve for x
    x = 16,637,615,351.51/107,114.19
  6. Step 6: Final answer
    x = 155,325.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.