Home / 112,838.64-169,091.86-49,600.86

Finding the Fourth Proportional to 112,838.64, 169,091.86 and 49,600.86

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Solution

The fourth proportional to 112,838.64, 169,091.86 and 49,600.86 is: 74,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,838.64 : 169,091.86 = 49,600.86 : x
  2. Step 2: Convert to fraction form
    112,838.64/169,091.86 = 49,600.86/x
  3. Step 3: Cross multiply
    112,838.64x = 169,091.86 × 49,600.86
  4. Step 4: Simplify right side
    112,838.64x = 8,387,101,675.00
  5. Step 5: Solve for x
    x = 8,387,101,675.00/112,838.64
  6. Step 6: Final answer
    x = 74,328.28

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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.