Home / 112,788.52-169,072.98-62,822.68

Finding the Fourth Proportional to 112,788.52, 169,072.98 and 62,822.68

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Solution

The fourth proportional to 112,788.52, 169,072.98 and 62,822.68 is: 94,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,788.52 : 169,072.98 = 62,822.68 : x
  2. Step 2: Convert to fraction form
    112,788.52/169,072.98 = 62,822.68/x
  3. Step 3: Cross multiply
    112,788.52x = 169,072.98 × 62,822.68
  4. Step 4: Simplify right side
    112,788.52x = 10,621,617,719.19
  5. Step 5: Solve for x
    x = 10,621,617,719.19/112,788.52
  6. Step 6: Final answer
    x = 94,172.86

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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.