Home / 73,095.36-100,871.55-39,561.36

Finding the Fourth Proportional to 73,095.36, 100,871.55 and 39,561.36

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Solution

The fourth proportional to 73,095.36, 100,871.55 and 39,561.36 is: 54,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,095.36 : 100,871.55 = 39,561.36 : x
  2. Step 2: Convert to fraction form
    73,095.36/100,871.55 = 39,561.36/x
  3. Step 3: Cross multiply
    73,095.36x = 100,871.55 × 39,561.36
  4. Step 4: Simplify right side
    73,095.36x = 3,990,615,703.31
  5. Step 5: Solve for x
    x = 3,990,615,703.31/73,095.36
  6. Step 6: Final answer
    x = 54,594.65

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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.