Home / 198,985.08-297,012.39-182,363.88

Finding the Fourth Proportional to 198,985.08, 297,012.39 and 182,363.88

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Solution

The fourth proportional to 198,985.08, 297,012.39 and 182,363.88 is: 272,202.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,985.08 : 297,012.39 = 182,363.88 : x
  2. Step 2: Convert to fraction form
    198,985.08/297,012.39 = 182,363.88/x
  3. Step 3: Cross multiply
    198,985.08x = 297,012.39 × 182,363.88
  4. Step 4: Simplify right side
    198,985.08x = 54,164,331,848.47
  5. Step 5: Solve for x
    x = 54,164,331,848.47/198,985.08
  6. Step 6: Final answer
    x = 272,202.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.