Home / 126,019.56-189,066.28-37,275.44

Finding the Fourth Proportional to 126,019.56, 189,066.28 and 37,275.44

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Solution

The fourth proportional to 126,019.56, 189,066.28 and 37,275.44 is: 55,924.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,019.56 : 189,066.28 = 37,275.44 : x
  2. Step 2: Convert to fraction form
    126,019.56/189,066.28 = 37,275.44/x
  3. Step 3: Cross multiply
    126,019.56x = 189,066.28 × 37,275.44
  4. Step 4: Simplify right side
    126,019.56x = 7,047,528,776.16
  5. Step 5: Solve for x
    x = 7,047,528,776.16/126,019.56
  6. Step 6: Final answer
    x = 55,924.09

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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.