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Finding the Fourth Proportional to 183,349.68, 253,037.16 and 107,912.76

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Solution

The fourth proportional to 183,349.68, 253,037.16 and 107,912.76 is: 148,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,349.68 : 253,037.16 = 107,912.76 : x
  2. Step 2: Convert to fraction form
    183,349.68/253,037.16 = 107,912.76/x
  3. Step 3: Cross multiply
    183,349.68x = 253,037.16 × 107,912.76
  4. Step 4: Simplify right side
    183,349.68x = 27,305,938,318.16
  5. Step 5: Solve for x
    x = 27,305,938,318.16/183,349.68
  6. Step 6: Final answer
    x = 148,928.20

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1.5x scale

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.