Home / 73,550.08-109,594.64-69,979.52

Finding the Fourth Proportional to 73,550.08, 109,594.64 and 69,979.52

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Solution

The fourth proportional to 73,550.08, 109,594.64 and 69,979.52 is: 104,274.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,550.08 : 109,594.64 = 69,979.52 : x
  2. Step 2: Convert to fraction form
    73,550.08/109,594.64 = 69,979.52/x
  3. Step 3: Cross multiply
    73,550.08x = 109,594.64 × 69,979.52
  4. Step 4: Simplify right side
    73,550.08x = 7,669,380,301.77
  5. Step 5: Solve for x
    x = 7,669,380,301.77/73,550.08
  6. Step 6: Final answer
    x = 104,274.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.