Home / 55,277.68-76,295.52-35,130.64

Finding the Fourth Proportional to 55,277.68, 76,295.52 and 35,130.64

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Solution

The fourth proportional to 55,277.68, 76,295.52 and 35,130.64 is: 48,488.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,277.68 : 76,295.52 = 35,130.64 : x
  2. Step 2: Convert to fraction form
    55,277.68/76,295.52 = 35,130.64/x
  3. Step 3: Cross multiply
    55,277.68x = 76,295.52 × 35,130.64
  4. Step 4: Simplify right side
    55,277.68x = 2,680,310,446.73
  5. Step 5: Solve for x
    x = 2,680,310,446.73/55,277.68
  6. Step 6: Final answer
    x = 48,488.11

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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.