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Finding the Fourth Proportional to 183,891.48, 275,323.30 and 99,348.74

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Solution

The fourth proportional to 183,891.48, 275,323.30 and 99,348.74 is: 148,745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,891.48 : 275,323.30 = 99,348.74 : x
  2. Step 2: Convert to fraction form
    183,891.48/275,323.30 = 99,348.74/x
  3. Step 3: Cross multiply
    183,891.48x = 275,323.30 × 99,348.74
  4. Step 4: Simplify right side
    183,891.48x = 27,353,023,150.77
  5. Step 5: Solve for x
    x = 27,353,023,150.77/183,891.48
  6. Step 6: Final answer
    x = 148,745.46

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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.