Home / 372,541.65-558,895.81-135,884.33

Finding the Fourth Proportional to 372,541.65, 558,895.81 and 135,884.33

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Solution

The fourth proportional to 372,541.65, 558,895.81 and 135,884.33 is: 203,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,541.65 : 558,895.81 = 135,884.33 : x
  2. Step 2: Convert to fraction form
    372,541.65/558,895.81 = 135,884.33/x
  3. Step 3: Cross multiply
    372,541.65x = 558,895.81 × 135,884.33
  4. Step 4: Simplify right side
    372,541.65x = 75,945,182,681.66
  5. Step 5: Solve for x
    x = 75,945,182,681.66/372,541.65
  6. Step 6: Final answer
    x = 203,856.89

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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.