Home / 112,743.68-169,134.94-37,871.02

Finding the Fourth Proportional to 112,743.68, 169,134.94 and 37,871.02

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Solution

The fourth proportional to 112,743.68, 169,134.94 and 37,871.02 is: 56,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,743.68 : 169,134.94 = 37,871.02 : x
  2. Step 2: Convert to fraction form
    112,743.68/169,134.94 = 37,871.02/x
  3. Step 3: Cross multiply
    112,743.68x = 169,134.94 × 37,871.02
  4. Step 4: Simplify right side
    112,743.68x = 6,405,312,695.44
  5. Step 5: Solve for x
    x = 6,405,312,695.44/112,743.68
  6. Step 6: Final answer
    x = 56,813.05

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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.