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Finding the Fourth Proportional to 150,415.77, 225,594.50 and 56,928.81

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Solution

The fourth proportional to 150,415.77, 225,594.50 and 56,928.81 is: 85,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,415.77 : 225,594.50 = 56,928.81 : x
  2. Step 2: Convert to fraction form
    150,415.77/225,594.50 = 56,928.81/x
  3. Step 3: Cross multiply
    150,415.77x = 225,594.50 × 56,928.81
  4. Step 4: Simplify right side
    150,415.77x = 12,842,826,427.55
  5. Step 5: Solve for x
    x = 12,842,826,427.55/150,415.77
  6. Step 6: Final answer
    x = 85,382.18

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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.