Home / 240,631.82-361,302.56-134,223.68

Finding the Fourth Proportional to 240,631.82, 361,302.56 and 134,223.68

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Solution

The fourth proportional to 240,631.82, 361,302.56 and 134,223.68 is: 201,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,631.82 : 361,302.56 = 134,223.68 : x
  2. Step 2: Convert to fraction form
    240,631.82/361,302.56 = 134,223.68/x
  3. Step 3: Cross multiply
    240,631.82x = 361,302.56 × 134,223.68
  4. Step 4: Simplify right side
    240,631.82x = 48,495,359,932.10
  5. Step 5: Solve for x
    x = 48,495,359,932.10/240,631.82
  6. Step 6: Final answer
    x = 201,533.45

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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.