Home / 89,218.12-133,849.68-62,974.12

Finding the Fourth Proportional to 89,218.12, 133,849.68 and 62,974.12

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Solution

The fourth proportional to 89,218.12, 133,849.68 and 62,974.12 is: 94,477.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,218.12 : 133,849.68 = 62,974.12 : x
  2. Step 2: Convert to fraction form
    89,218.12/133,849.68 = 62,974.12/x
  3. Step 3: Cross multiply
    89,218.12x = 133,849.68 × 62,974.12
  4. Step 4: Simplify right side
    89,218.12x = 8,429,065,810.28
  5. Step 5: Solve for x
    x = 8,429,065,810.28/89,218.12
  6. Step 6: Final answer
    x = 94,477.06

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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.