Home / 198,088.52-297,103.58-64,982.84

Finding the Fourth Proportional to 198,088.52, 297,103.58 and 64,982.84

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Solution

The fourth proportional to 198,088.52, 297,103.58 and 64,982.84 is: 97,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,088.52 : 297,103.58 = 64,982.84 : x
  2. Step 2: Convert to fraction form
    198,088.52/297,103.58 = 64,982.84/x
  3. Step 3: Cross multiply
    198,088.52x = 297,103.58 × 64,982.84
  4. Step 4: Simplify right side
    198,088.52x = 19,306,634,402.57
  5. Step 5: Solve for x
    x = 19,306,634,402.57/198,088.52
  6. Step 6: Final answer
    x = 97,464.68

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1.5x scale

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.