Home / 112,417.08-168,585.90-49,267.86

Finding the Fourth Proportional to 112,417.08, 168,585.90 and 49,267.86

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Solution

The fourth proportional to 112,417.08, 168,585.90 and 49,267.86 is: 73,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,417.08 : 168,585.90 = 49,267.86 : x
  2. Step 2: Convert to fraction form
    112,417.08/168,585.90 = 49,267.86/x
  3. Step 3: Cross multiply
    112,417.08x = 168,585.90 × 49,267.86
  4. Step 4: Simplify right side
    112,417.08x = 8,305,866,519.17
  5. Step 5: Solve for x
    x = 8,305,866,519.17/112,417.08
  6. Step 6: Final answer
    x = 73,884.38

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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.