Home / 56,147.30-77,508.60-37,038.44

Finding the Fourth Proportional to 56,147.30, 77,508.60 and 37,038.44

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Solution

The fourth proportional to 56,147.30, 77,508.60 and 37,038.44 is: 51,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,147.30 : 77,508.60 = 37,038.44 : x
  2. Step 2: Convert to fraction form
    56,147.30/77,508.60 = 37,038.44/x
  3. Step 3: Cross multiply
    56,147.30x = 77,508.60 × 37,038.44
  4. Step 4: Simplify right side
    56,147.30x = 2,870,797,630.58
  5. Step 5: Solve for x
    x = 2,870,797,630.58/56,147.30
  6. Step 6: Final answer
    x = 51,129.75

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1.5x scale

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.