Home / 110,338.07-152,246.39-72,087.44

Finding the Fourth Proportional to 110,338.07, 152,246.39 and 72,087.44

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Solution

The fourth proportional to 110,338.07, 152,246.39 and 72,087.44 is: 99,467.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,338.07 : 152,246.39 = 72,087.44 : x
  2. Step 2: Convert to fraction form
    110,338.07/152,246.39 = 72,087.44/x
  3. Step 3: Cross multiply
    110,338.07x = 152,246.39 × 72,087.44
  4. Step 4: Simplify right side
    110,338.07x = 10,975,051,382.67
  5. Step 5: Solve for x
    x = 10,975,051,382.67/110,338.07
  6. Step 6: Final answer
    x = 99,467.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.