Home / 112,252.54-168,232.61-45,614.77

Finding the Fourth Proportional to 112,252.54, 168,232.61 and 45,614.77

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Solution

The fourth proportional to 112,252.54, 168,232.61 and 45,614.77 is: 68,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,252.54 : 168,232.61 = 45,614.77 : x
  2. Step 2: Convert to fraction form
    112,252.54/168,232.61 = 45,614.77/x
  3. Step 3: Cross multiply
    112,252.54x = 168,232.61 × 45,614.77
  4. Step 4: Simplify right side
    112,252.54x = 7,673,890,970.49
  5. Step 5: Solve for x
    x = 7,673,890,970.49/112,252.54
  6. Step 6: Final answer
    x = 68,362.74

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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.