Home / 84,785.85-127,172.57-34,852.41

Finding the Fourth Proportional to 84,785.85, 127,172.57 and 34,852.41

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Solution

The fourth proportional to 84,785.85, 127,172.57 and 34,852.41 is: 52,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,785.85 : 127,172.57 = 34,852.41 : x
  2. Step 2: Convert to fraction form
    84,785.85/127,172.57 = 34,852.41/x
  3. Step 3: Cross multiply
    84,785.85x = 127,172.57 × 34,852.41
  4. Step 4: Simplify right side
    84,785.85x = 4,432,270,376.13
  5. Step 5: Solve for x
    x = 4,432,270,376.13/84,785.85
  6. Step 6: Final answer
    x = 52,276.06

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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.