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Finding the Fourth Proportional to 185,240.99, 255,674.49 and 104,715.25

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Solution

The fourth proportional to 185,240.99, 255,674.49 and 104,715.25 is: 144,530.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,240.99 : 255,674.49 = 104,715.25 : x
  2. Step 2: Convert to fraction form
    185,240.99/255,674.49 = 104,715.25/x
  3. Step 3: Cross multiply
    185,240.99x = 255,674.49 × 104,715.25
  4. Step 4: Simplify right side
    185,240.99x = 26,773,016,860.60
  5. Step 5: Solve for x
    x = 26,773,016,860.60/185,240.99
  6. Step 6: Final answer
    x = 144,530.74

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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.