Home / 91,240.84-136,865.10-44,533

Finding the Fourth Proportional to 91,240.84, 136,865.10 and 44,533

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Solution

The fourth proportional to 91,240.84, 136,865.10 and 44,533 is: 66,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,240.84 : 136,865.10 = 44,533 : x
  2. Step 2: Convert to fraction form
    91,240.84/136,865.10 = 44,533/x
  3. Step 3: Cross multiply
    91,240.84x = 136,865.10 × 44,533
  4. Step 4: Simplify right side
    91,240.84x = 6,095,013,498.30
  5. Step 5: Solve for x
    x = 6,095,013,498.30/91,240.84
  6. Step 6: Final answer
    x = 66,801.37

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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.