Home / 124,151.06-186,195.78-35,405.30

Finding the Fourth Proportional to 124,151.06, 186,195.78 and 35,405.30

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Solution

The fourth proportional to 124,151.06, 186,195.78 and 35,405.30 is: 53,099.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,151.06 : 186,195.78 = 35,405.30 : x
  2. Step 2: Convert to fraction form
    124,151.06/186,195.78 = 35,405.30/x
  3. Step 3: Cross multiply
    124,151.06x = 186,195.78 × 35,405.30
  4. Step 4: Simplify right side
    124,151.06x = 6,592,317,915.12
  5. Step 5: Solve for x
    x = 6,592,317,915.12/124,151.06
  6. Step 6: Final answer
    x = 53,099.17

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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.