Home / 45,397.99-68,096.95-12,118.17

Finding the Fourth Proportional to 45,397.99, 68,096.95 and 12,118.17

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Solution

The fourth proportional to 45,397.99, 68,096.95 and 12,118.17 is: 18,177.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.99 : 68,096.95 = 12,118.17 : x
  2. Step 2: Convert to fraction form
    45,397.99/68,096.95 = 12,118.17/x
  3. Step 3: Cross multiply
    45,397.99x = 68,096.95 × 12,118.17
  4. Step 4: Simplify right side
    45,397.99x = 825,210,416.58
  5. Step 5: Solve for x
    x = 825,210,416.58/45,397.99
  6. Step 6: Final answer
    x = 18,177.25

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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.