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Finding the Fourth Proportional to 151,285.68, 226,928.16 and 40,477.68

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Solution

The fourth proportional to 151,285.68, 226,928.16 and 40,477.68 is: 60,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,285.68 : 226,928.16 = 40,477.68 : x
  2. Step 2: Convert to fraction form
    151,285.68/226,928.16 = 40,477.68/x
  3. Step 3: Cross multiply
    151,285.68x = 226,928.16 × 40,477.68
  4. Step 4: Simplify right side
    151,285.68x = 9,185,525,443.47
  5. Step 5: Solve for x
    x = 9,185,525,443.47/151,285.68
  6. Step 6: Final answer
    x = 60,716.42

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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.