Home / 140,667.13-211,019.22-45,864.02

Finding the Fourth Proportional to 140,667.13, 211,019.22 and 45,864.02

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Solution

The fourth proportional to 140,667.13, 211,019.22 and 45,864.02 is: 68,802.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,667.13 : 211,019.22 = 45,864.02 : x
  2. Step 2: Convert to fraction form
    140,667.13/211,019.22 = 45,864.02/x
  3. Step 3: Cross multiply
    140,667.13x = 211,019.22 × 45,864.02
  4. Step 4: Simplify right side
    140,667.13x = 9,678,189,497.14
  5. Step 5: Solve for x
    x = 9,678,189,497.14/140,667.13
  6. Step 6: Final answer
    x = 68,802.07

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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.