Home / 132,277.76-182,544.64-71,849.60

Finding the Fourth Proportional to 132,277.76, 182,544.64 and 71,849.60

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Solution

The fourth proportional to 132,277.76, 182,544.64 and 71,849.60 is: 99,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,277.76 : 182,544.64 = 71,849.60 : x
  2. Step 2: Convert to fraction form
    132,277.76/182,544.64 = 71,849.60/x
  3. Step 3: Cross multiply
    132,277.76x = 182,544.64 × 71,849.60
  4. Step 4: Simplify right side
    132,277.76x = 13,115,759,366.14
  5. Step 5: Solve for x
    x = 13,115,759,366.14/132,277.76
  6. Step 6: Final answer
    x = 99,153.17

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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.