Home / 149,098.33-223,696.08-70,220.53

Finding the Fourth Proportional to 149,098.33, 223,696.08 and 70,220.53

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Solution

The fourth proportional to 149,098.33, 223,696.08 and 70,220.53 is: 105,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,098.33 : 223,696.08 = 70,220.53 : x
  2. Step 2: Convert to fraction form
    149,098.33/223,696.08 = 70,220.53/x
  3. Step 3: Cross multiply
    149,098.33x = 223,696.08 × 70,220.53
  4. Step 4: Simplify right side
    149,098.33x = 15,708,057,296.52
  5. Step 5: Solve for x
    x = 15,708,057,296.52/149,098.33
  6. Step 6: Final answer
    x = 105,353.68

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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.