Home / 56,465.26-84,629.52-31,478.77

Finding the Fourth Proportional to 56,465.26, 84,629.52 and 31,478.77

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Solution

The fourth proportional to 56,465.26, 84,629.52 and 31,478.77 is: 47,180.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,465.26 : 84,629.52 = 31,478.77 : x
  2. Step 2: Convert to fraction form
    56,465.26/84,629.52 = 31,478.77/x
  3. Step 3: Cross multiply
    56,465.26x = 84,629.52 × 31,478.77
  4. Step 4: Simplify right side
    56,465.26x = 2,664,033,195.29
  5. Step 5: Solve for x
    x = 2,664,033,195.29/56,465.26
  6. Step 6: Final answer
    x = 47,180.04

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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.