Home / 310,837.96-465,815.58-141,943.24

Finding the Fourth Proportional to 310,837.96, 465,815.58 and 141,943.24

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Solution

The fourth proportional to 310,837.96, 465,815.58 and 141,943.24 is: 212,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,837.96 : 465,815.58 = 141,943.24 : x
  2. Step 2: Convert to fraction form
    310,837.96/465,815.58 = 141,943.24/x
  3. Step 3: Cross multiply
    310,837.96x = 465,815.58 × 141,943.24
  4. Step 4: Simplify right side
    310,837.96x = 66,119,372,667.68
  5. Step 5: Solve for x
    x = 66,119,372,667.68/310,837.96
  6. Step 6: Final answer
    x = 212,713.31

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1.5x scale

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.