Home / 84,811.59-127,099.68-37,355.52

Finding the Fourth Proportional to 84,811.59, 127,099.68 and 37,355.52

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Solution

The fourth proportional to 84,811.59, 127,099.68 and 37,355.52 is: 55,981.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,811.59 : 127,099.68 = 37,355.52 : x
  2. Step 2: Convert to fraction form
    84,811.59/127,099.68 = 37,355.52/x
  3. Step 3: Cross multiply
    84,811.59x = 127,099.68 × 37,355.52
  4. Step 4: Simplify right side
    84,811.59x = 4,747,874,638.23
  5. Step 5: Solve for x
    x = 4,747,874,638.23/84,811.59
  6. Step 6: Final answer
    x = 55,981.44

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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.