Home / 356,275.35-534,286.97-103,503.25

Finding the Fourth Proportional to 356,275.35, 534,286.97 and 103,503.25

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Solution

The fourth proportional to 356,275.35, 534,286.97 and 103,503.25 is: 155,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,275.35 : 534,286.97 = 103,503.25 : x
  2. Step 2: Convert to fraction form
    356,275.35/534,286.97 = 103,503.25/x
  3. Step 3: Cross multiply
    356,275.35x = 534,286.97 × 103,503.25
  4. Step 4: Simplify right side
    356,275.35x = 55,300,437,827.65
  5. Step 5: Solve for x
    x = 55,300,437,827.65/356,275.35
  6. Step 6: Final answer
    x = 155,218.25

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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.