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Finding the Fourth Proportional to 185,775.30, 256,391.80 and 110,323.80

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Solution

The fourth proportional to 185,775.30, 256,391.80 and 110,323.80 is: 152,259.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,775.30 : 256,391.80 = 110,323.80 : x
  2. Step 2: Convert to fraction form
    185,775.30/256,391.80 = 110,323.80/x
  3. Step 3: Cross multiply
    185,775.30x = 256,391.80 × 110,323.80
  4. Step 4: Simplify right side
    185,775.30x = 28,286,117,664.84
  5. Step 5: Solve for x
    x = 28,286,117,664.84/185,775.30
  6. Step 6: Final answer
    x = 152,259.84

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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.