Home / 196,013.52-270,384.48-142,236

Finding the Fourth Proportional to 196,013.52, 270,384.48 and 142,236

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Solution

The fourth proportional to 196,013.52, 270,384.48 and 142,236 is: 196,202.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,013.52 : 270,384.48 = 142,236 : x
  2. Step 2: Convert to fraction form
    196,013.52/270,384.48 = 142,236/x
  3. Step 3: Cross multiply
    196,013.52x = 270,384.48 × 142,236
  4. Step 4: Simplify right side
    196,013.52x = 38,458,406,897.28
  5. Step 5: Solve for x
    x = 38,458,406,897.28/196,013.52
  6. Step 6: Final answer
    x = 196,202.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.