Home / 56,366.14-84,509.16-28,265.92

Finding the Fourth Proportional to 56,366.14, 84,509.16 and 28,265.92

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Solution

The fourth proportional to 56,366.14, 84,509.16 and 28,265.92 is: 42,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,366.14 : 84,509.16 = 28,265.92 : x
  2. Step 2: Convert to fraction form
    56,366.14/84,509.16 = 28,265.92/x
  3. Step 3: Cross multiply
    56,366.14x = 84,509.16 × 28,265.92
  4. Step 4: Simplify right side
    56,366.14x = 2,388,729,155.83
  5. Step 5: Solve for x
    x = 2,388,729,155.83/56,366.14
  6. Step 6: Final answer
    x = 42,378.80

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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.