Home / 109,859.69-151,610.46-62,110.19

Finding the Fourth Proportional to 109,859.69, 151,610.46 and 62,110.19

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Solution

The fourth proportional to 109,859.69, 151,610.46 and 62,110.19 is: 85,714.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,859.69 : 151,610.46 = 62,110.19 : x
  2. Step 2: Convert to fraction form
    109,859.69/151,610.46 = 62,110.19/x
  3. Step 3: Cross multiply
    109,859.69x = 151,610.46 × 62,110.19
  4. Step 4: Simplify right side
    109,859.69x = 9,416,554,166.04
  5. Step 5: Solve for x
    x = 9,416,554,166.04/109,859.69
  6. Step 6: Final answer
    x = 85,714.37

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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.