Home / 109,666.22-164,500.68-38,590.98

Finding the Fourth Proportional to 109,666.22, 164,500.68 and 38,590.98

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Solution

The fourth proportional to 109,666.22, 164,500.68 and 38,590.98 is: 57,886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,666.22 : 164,500.68 = 38,590.98 : x
  2. Step 2: Convert to fraction form
    109,666.22/164,500.68 = 38,590.98/x
  3. Step 3: Cross multiply
    109,666.22x = 164,500.68 × 38,590.98
  4. Step 4: Simplify right side
    109,666.22x = 6,348,242,451.87
  5. Step 5: Solve for x
    x = 6,348,242,451.87/109,666.22
  6. Step 6: Final answer
    x = 57,886.95

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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.