Home / 151,236.24-208,706.74-83,260.04

Finding the Fourth Proportional to 151,236.24, 208,706.74 and 83,260.04

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Solution

The fourth proportional to 151,236.24, 208,706.74 and 83,260.04 is: 114,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,236.24 : 208,706.74 = 83,260.04 : x
  2. Step 2: Convert to fraction form
    151,236.24/208,706.74 = 83,260.04/x
  3. Step 3: Cross multiply
    151,236.24x = 208,706.74 × 83,260.04
  4. Step 4: Simplify right side
    151,236.24x = 17,376,931,520.67
  5. Step 5: Solve for x
    x = 17,376,931,520.67/151,236.24
  6. Step 6: Final answer
    x = 114,899.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.