Home / 60,977.52-84,122.28-35,815.68

Finding the Fourth Proportional to 60,977.52, 84,122.28 and 35,815.68

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Solution

The fourth proportional to 60,977.52, 84,122.28 and 35,815.68 is: 49,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,977.52 : 84,122.28 = 35,815.68 : x
  2. Step 2: Convert to fraction form
    60,977.52/84,122.28 = 35,815.68/x
  3. Step 3: Cross multiply
    60,977.52x = 84,122.28 × 35,815.68
  4. Step 4: Simplify right side
    60,977.52x = 3,012,896,661.35
  5. Step 5: Solve for x
    x = 3,012,896,661.35/60,977.52
  6. Step 6: Final answer
    x = 49,409.96

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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.