Home / 237,242.48-355,945.72-148,390.12

Finding the Fourth Proportional to 237,242.48, 355,945.72 and 148,390.12

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Solution

The fourth proportional to 237,242.48, 355,945.72 and 148,390.12 is: 222,636.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,242.48 : 355,945.72 = 148,390.12 : x
  2. Step 2: Convert to fraction form
    237,242.48/355,945.72 = 148,390.12/x
  3. Step 3: Cross multiply
    237,242.48x = 355,945.72 × 148,390.12
  4. Step 4: Simplify right side
    237,242.48x = 52,818,828,104.29
  5. Step 5: Solve for x
    x = 52,818,828,104.29/237,242.48
  6. Step 6: Final answer
    x = 222,636.47

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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.