Home / 100,759.29-151,043.76-34,152.18

Finding the Fourth Proportional to 100,759.29, 151,043.76 and 34,152.18

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Solution

The fourth proportional to 100,759.29, 151,043.76 and 34,152.18 is: 51,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,759.29 : 151,043.76 = 34,152.18 : x
  2. Step 2: Convert to fraction form
    100,759.29/151,043.76 = 34,152.18/x
  3. Step 3: Cross multiply
    100,759.29x = 151,043.76 × 34,152.18
  4. Step 4: Simplify right side
    100,759.29x = 5,158,473,679.40
  5. Step 5: Solve for x
    x = 5,158,473,679.40/100,759.29
  6. Step 6: Final answer
    x = 51,196.01

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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.