Home / 216,110.51-324,279.97-153,336.32

Finding the Fourth Proportional to 216,110.51, 324,279.97 and 153,336.32

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Solution

The fourth proportional to 216,110.51, 324,279.97 and 153,336.32 is: 230,085.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,110.51 : 324,279.97 = 153,336.32 : x
  2. Step 2: Convert to fraction form
    216,110.51/324,279.97 = 153,336.32/x
  3. Step 3: Cross multiply
    216,110.51x = 324,279.97 × 153,336.32
  4. Step 4: Simplify right side
    216,110.51x = 49,723,895,244.77
  5. Step 5: Solve for x
    x = 49,723,895,244.77/216,110.51
  6. Step 6: Final answer
    x = 230,085.51

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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.