Home / 201,255.40-301,839.90-88,935.40

Finding the Fourth Proportional to 201,255.40, 301,839.90 and 88,935.40

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Solution

The fourth proportional to 201,255.40, 301,839.90 and 88,935.40 is: 133,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,255.40 : 301,839.90 = 88,935.40 : x
  2. Step 2: Convert to fraction form
    201,255.40/301,839.90 = 88,935.40/x
  3. Step 3: Cross multiply
    201,255.40x = 301,839.90 × 88,935.40
  4. Step 4: Simplify right side
    201,255.40x = 26,844,252,242.46
  5. Step 5: Solve for x
    x = 26,844,252,242.46/201,255.40
  6. Step 6: Final answer
    x = 133,384.01

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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.