Home / 112,904.53-169,356.88-28,671.01

Finding the Fourth Proportional to 112,904.53, 169,356.88 and 28,671.01

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Solution

The fourth proportional to 112,904.53, 169,356.88 and 28,671.01 is: 43,006.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,904.53 : 169,356.88 = 28,671.01 : x
  2. Step 2: Convert to fraction form
    112,904.53/169,356.88 = 28,671.01/x
  3. Step 3: Cross multiply
    112,904.53x = 169,356.88 × 28,671.01
  4. Step 4: Simplify right side
    112,904.53x = 4,855,633,203.85
  5. Step 5: Solve for x
    x = 4,855,633,203.85/112,904.53
  6. Step 6: Final answer
    x = 43,006.54

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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.