Home / 149,947.84-224,810.64-90,769.51

Finding the Fourth Proportional to 149,947.84, 224,810.64 and 90,769.51

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Solution

The fourth proportional to 149,947.84, 224,810.64 and 90,769.51 is: 136,087.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,947.84 : 224,810.64 = 90,769.51 : x
  2. Step 2: Convert to fraction form
    149,947.84/224,810.64 = 90,769.51/x
  3. Step 3: Cross multiply
    149,947.84x = 224,810.64 × 90,769.51
  4. Step 4: Simplify right side
    149,947.84x = 20,405,951,635.59
  5. Step 5: Solve for x
    x = 20,405,951,635.59/149,947.84
  6. Step 6: Final answer
    x = 136,087.00

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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.