Home / 132,455.22-183,269.54-115,494.80

Finding the Fourth Proportional to 132,455.22, 183,269.54 and 115,494.80

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Solution

The fourth proportional to 132,455.22, 183,269.54 and 115,494.80 is: 159,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,455.22 : 183,269.54 = 115,494.80 : x
  2. Step 2: Convert to fraction form
    132,455.22/183,269.54 = 115,494.80/x
  3. Step 3: Cross multiply
    132,455.22x = 183,269.54 × 115,494.80
  4. Step 4: Simplify right side
    132,455.22x = 21,166,678,290.92
  5. Step 5: Solve for x
    x = 21,166,678,290.92/132,455.22
  6. Step 6: Final answer
    x = 159,802.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.