Home / 112,120.04-168,285.02-56,754.92

Finding the Fourth Proportional to 112,120.04, 168,285.02 and 56,754.92

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Solution

The fourth proportional to 112,120.04, 168,285.02 and 56,754.92 is: 85,185.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,120.04 : 168,285.02 = 56,754.92 : x
  2. Step 2: Convert to fraction form
    112,120.04/168,285.02 = 56,754.92/x
  3. Step 3: Cross multiply
    112,120.04x = 168,285.02 × 56,754.92
  4. Step 4: Simplify right side
    112,120.04x = 9,551,002,847.30
  5. Step 5: Solve for x
    x = 9,551,002,847.30/112,120.04
  6. Step 6: Final answer
    x = 85,185.51

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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.