Home / 109,486.40-164,229.60-62,700.80

Finding the Fourth Proportional to 109,486.40, 164,229.60 and 62,700.80

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Solution

The fourth proportional to 109,486.40, 164,229.60 and 62,700.80 is: 94,051.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,486.40 : 164,229.60 = 62,700.80 : x
  2. Step 2: Convert to fraction form
    109,486.40/164,229.60 = 62,700.80/x
  3. Step 3: Cross multiply
    109,486.40x = 164,229.60 × 62,700.80
  4. Step 4: Simplify right side
    109,486.40x = 10,297,327,303.68
  5. Step 5: Solve for x
    x = 10,297,327,303.68/109,486.40
  6. Step 6: Final answer
    x = 94,051.20

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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.