Home / 136,439.81-204,655.09-41,666.16

Finding the Fourth Proportional to 136,439.81, 204,655.09 and 41,666.16

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Solution

The fourth proportional to 136,439.81, 204,655.09 and 41,666.16 is: 62,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,439.81 : 204,655.09 = 41,666.16 : x
  2. Step 2: Convert to fraction form
    136,439.81/204,655.09 = 41,666.16/x
  3. Step 3: Cross multiply
    136,439.81x = 204,655.09 × 41,666.16
  4. Step 4: Simplify right side
    136,439.81x = 8,527,191,724.75
  5. Step 5: Solve for x
    x = 8,527,191,724.75/136,439.81
  6. Step 6: Final answer
    x = 62,497.83

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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.