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Finding the Fourth Proportional to 224,323.58, 336,548.93 and 91,299.30

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Solution

The fourth proportional to 224,323.58, 336,548.93 and 91,299.30 is: 136,974.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,323.58 : 336,548.93 = 91,299.30 : x
  2. Step 2: Convert to fraction form
    224,323.58/336,548.93 = 91,299.30/x
  3. Step 3: Cross multiply
    224,323.58x = 336,548.93 × 91,299.30
  4. Step 4: Simplify right side
    224,323.58x = 30,726,681,899.28
  5. Step 5: Solve for x
    x = 30,726,681,899.28/224,323.58
  6. Step 6: Final answer
    x = 136,974.82

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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.