Home / 104,225.89-155,576.07-89,529.25

Finding the Fourth Proportional to 104,225.89, 155,576.07 and 89,529.25

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Solution

The fourth proportional to 104,225.89, 155,576.07 and 89,529.25 is: 133,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,225.89 : 155,576.07 = 89,529.25 : x
  2. Step 2: Convert to fraction form
    104,225.89/155,576.07 = 89,529.25/x
  3. Step 3: Cross multiply
    104,225.89x = 155,576.07 × 89,529.25
  4. Step 4: Simplify right side
    104,225.89x = 13,928,608,087.17
  5. Step 5: Solve for x
    x = 13,928,608,087.17/104,225.89
  6. Step 6: Final answer
    x = 133,638.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.