Home / 240,527.54-331,963.24-138,533.16

Finding the Fourth Proportional to 240,527.54, 331,963.24 and 138,533.16

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Solution

The fourth proportional to 240,527.54, 331,963.24 and 138,533.16 is: 191,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,527.54 : 331,963.24 = 138,533.16 : x
  2. Step 2: Convert to fraction form
    240,527.54/331,963.24 = 138,533.16/x
  3. Step 3: Cross multiply
    240,527.54x = 331,963.24 × 138,533.16
  4. Step 4: Simplify right side
    240,527.54x = 45,987,916,641.04
  5. Step 5: Solve for x
    x = 45,987,916,641.04/240,527.54
  6. Step 6: Final answer
    x = 191,196.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.