Home / 110,485.32-152,471.52-62,739.96

Finding the Fourth Proportional to 110,485.32, 152,471.52 and 62,739.96

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Solution

The fourth proportional to 110,485.32, 152,471.52 and 62,739.96 is: 86,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,485.32 : 152,471.52 = 62,739.96 : x
  2. Step 2: Convert to fraction form
    110,485.32/152,471.52 = 62,739.96/x
  3. Step 3: Cross multiply
    110,485.32x = 152,471.52 × 62,739.96
  4. Step 4: Simplify right side
    110,485.32x = 9,566,057,065.94
  5. Step 5: Solve for x
    x = 9,566,057,065.94/110,485.32
  6. Step 6: Final answer
    x = 86,582.15

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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.