Home / 53,149.08-73,345.71-29,275.75

Finding the Fourth Proportional to 53,149.08, 73,345.71 and 29,275.75

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Solution

The fourth proportional to 53,149.08, 73,345.71 and 29,275.75 is: 40,400.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,149.08 : 73,345.71 = 29,275.75 : x
  2. Step 2: Convert to fraction form
    53,149.08/73,345.71 = 29,275.75/x
  3. Step 3: Cross multiply
    53,149.08x = 73,345.71 × 29,275.75
  4. Step 4: Simplify right side
    53,149.08x = 2,147,250,669.53
  5. Step 5: Solve for x
    x = 2,147,250,669.53/53,149.08
  6. Step 6: Final answer
    x = 40,400.52

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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.