Home / 84,966.64-127,441.70-25,802.82

Finding the Fourth Proportional to 84,966.64, 127,441.70 and 25,802.82

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Solution

The fourth proportional to 84,966.64, 127,441.70 and 25,802.82 is: 38,701.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,966.64 : 127,441.70 = 25,802.82 : x
  2. Step 2: Convert to fraction form
    84,966.64/127,441.70 = 25,802.82/x
  3. Step 3: Cross multiply
    84,966.64x = 127,441.70 × 25,802.82
  4. Step 4: Simplify right side
    84,966.64x = 3,288,355,358.48
  5. Step 5: Solve for x
    x = 3,288,355,358.48/84,966.64
  6. Step 6: Final answer
    x = 38,701.72

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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.