Home / 147,040.01-220,204.78-83,668.14

Finding the Fourth Proportional to 147,040.01, 220,204.78 and 83,668.14

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Solution

The fourth proportional to 147,040.01, 220,204.78 and 83,668.14 is: 125,300.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,040.01 : 220,204.78 = 83,668.14 : x
  2. Step 2: Convert to fraction form
    147,040.01/220,204.78 = 83,668.14/x
  3. Step 3: Cross multiply
    147,040.01x = 220,204.78 × 83,668.14
  4. Step 4: Simplify right side
    147,040.01x = 18,424,124,152.54
  5. Step 5: Solve for x
    x = 18,424,124,152.54/147,040.01
  6. Step 6: Final answer
    x = 125,300.08

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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.