Home / 63,458.92-87,340.26-54,404.74

Finding the Fourth Proportional to 63,458.92, 87,340.26 and 54,404.74

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Solution

The fourth proportional to 63,458.92, 87,340.26 and 54,404.74 is: 74,878.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,458.92 : 87,340.26 = 54,404.74 : x
  2. Step 2: Convert to fraction form
    63,458.92/87,340.26 = 54,404.74/x
  3. Step 3: Cross multiply
    63,458.92x = 87,340.26 × 54,404.74
  4. Step 4: Simplify right side
    63,458.92x = 4,751,724,136.83
  5. Step 5: Solve for x
    x = 4,751,724,136.83/63,458.92
  6. Step 6: Final answer
    x = 74,878.74

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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.