Home / 73,152.26-100,950.54-39,618.26

Finding the Fourth Proportional to 73,152.26, 100,950.54 and 39,618.26

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Solution

The fourth proportional to 73,152.26, 100,950.54 and 39,618.26 is: 54,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,152.26 : 100,950.54 = 39,618.26 : x
  2. Step 2: Convert to fraction form
    73,152.26/100,950.54 = 39,618.26/x
  3. Step 3: Cross multiply
    73,152.26x = 100,950.54 × 39,618.26
  4. Step 4: Simplify right side
    73,152.26x = 3,999,484,740.86
  5. Step 5: Solve for x
    x = 3,999,484,740.86/73,152.26
  6. Step 6: Final answer
    x = 54,673.43

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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.