Home / 127,134.61-190,711.04-33,639.25

Finding the Fourth Proportional to 127,134.61, 190,711.04 and 33,639.25

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Solution

The fourth proportional to 127,134.61, 190,711.04 and 33,639.25 is: 50,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,134.61 : 190,711.04 = 33,639.25 : x
  2. Step 2: Convert to fraction form
    127,134.61/190,711.04 = 33,639.25/x
  3. Step 3: Cross multiply
    127,134.61x = 190,711.04 × 33,639.25
  4. Step 4: Simplify right side
    127,134.61x = 6,415,376,184.12
  5. Step 5: Solve for x
    x = 6,415,376,184.12/127,134.61
  6. Step 6: Final answer
    x = 50,461.29

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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.