Home / 84,991.05-127,472.70-25,005.50

Finding the Fourth Proportional to 84,991.05, 127,472.70 and 25,005.50

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Solution

The fourth proportional to 84,991.05, 127,472.70 and 25,005.50 is: 37,504.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,991.05 : 127,472.70 = 25,005.50 : x
  2. Step 2: Convert to fraction form
    84,991.05/127,472.70 = 25,005.50/x
  3. Step 3: Cross multiply
    84,991.05x = 127,472.70 × 25,005.50
  4. Step 4: Simplify right side
    84,991.05x = 3,187,518,599.85
  5. Step 5: Solve for x
    x = 3,187,518,599.85/84,991.05
  6. Step 6: Final answer
    x = 37,504.17

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1.5x scale

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.