Home / 45,036.92-67,225.58-39,716.70

Finding the Fourth Proportional to 45,036.92, 67,225.58 and 39,716.70

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Solution

The fourth proportional to 45,036.92, 67,225.58 and 39,716.70 is: 59,284.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,036.92 : 67,225.58 = 39,716.70 : x
  2. Step 2: Convert to fraction form
    45,036.92/67,225.58 = 39,716.70/x
  3. Step 3: Cross multiply
    45,036.92x = 67,225.58 × 39,716.70
  4. Step 4: Simplify right side
    45,036.92x = 2,669,978,193.19
  5. Step 5: Solve for x
    x = 2,669,978,193.19/45,036.92
  6. Step 6: Final answer
    x = 59,284.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.