Home / 314,983.47-472,140.96-154,833.57

Finding the Fourth Proportional to 314,983.47, 472,140.96 and 154,833.57

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Solution

The fourth proportional to 314,983.47, 472,140.96 and 154,833.57 is: 232,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,983.47 : 472,140.96 = 154,833.57 : x
  2. Step 2: Convert to fraction form
    314,983.47/472,140.96 = 154,833.57/x
  3. Step 3: Cross multiply
    314,983.47x = 472,140.96 × 154,833.57
  4. Step 4: Simplify right side
    314,983.47x = 73,103,270,380.03
  5. Step 5: Solve for x
    x = 73,103,270,380.03/314,983.47
  6. Step 6: Final answer
    x = 232,086.05

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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.