Home / 303,085.07-454,674.33-103,358.74

Finding the Fourth Proportional to 303,085.07, 454,674.33 and 103,358.74

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Solution

The fourth proportional to 303,085.07, 454,674.33 and 103,358.74 is: 155,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,085.07 : 454,674.33 = 103,358.74 : x
  2. Step 2: Convert to fraction form
    303,085.07/454,674.33 = 103,358.74/x
  3. Step 3: Cross multiply
    303,085.07x = 454,674.33 × 103,358.74
  4. Step 4: Simplify right side
    303,085.07x = 46,994,565,859.14
  5. Step 5: Solve for x
    x = 46,994,565,859.14/303,085.07
  6. Step 6: Final answer
    x = 155,054.04

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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.