Home / 198,402.14-297,350.13-92,988.86

Finding the Fourth Proportional to 198,402.14, 297,350.13 and 92,988.86

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Solution

The fourth proportional to 198,402.14, 297,350.13 and 92,988.86 is: 139,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,402.14 : 297,350.13 = 92,988.86 : x
  2. Step 2: Convert to fraction form
    198,402.14/297,350.13 = 92,988.86/x
  3. Step 3: Cross multiply
    198,402.14x = 297,350.13 × 92,988.86
  4. Step 4: Simplify right side
    198,402.14x = 27,650,249,609.55
  5. Step 5: Solve for x
    x = 27,650,249,609.55/198,402.14
  6. Step 6: Final answer
    x = 139,364.67

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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.