Home / 122,315.70-183,473.55-113,458.35

Finding the Fourth Proportional to 122,315.70, 183,473.55 and 113,458.35

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Solution

The fourth proportional to 122,315.70, 183,473.55 and 113,458.35 is: 170,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,315.70 : 183,473.55 = 113,458.35 : x
  2. Step 2: Convert to fraction form
    122,315.70/183,473.55 = 113,458.35/x
  3. Step 3: Cross multiply
    122,315.70x = 183,473.55 × 113,458.35
  4. Step 4: Simplify right side
    122,315.70x = 20,816,606,251.64
  5. Step 5: Solve for x
    x = 20,816,606,251.64/122,315.70
  6. Step 6: Final answer
    x = 170,187.53

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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.