Home / 179,859.86-248,208.35-99,285.65

Finding the Fourth Proportional to 179,859.86, 248,208.35 and 99,285.65

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Solution

The fourth proportional to 179,859.86, 248,208.35 and 99,285.65 is: 137,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,859.86 : 248,208.35 = 99,285.65 : x
  2. Step 2: Convert to fraction form
    179,859.86/248,208.35 = 99,285.65/x
  3. Step 3: Cross multiply
    179,859.86x = 248,208.35 × 99,285.65
  4. Step 4: Simplify right side
    179,859.86x = 24,643,525,627.71
  5. Step 5: Solve for x
    x = 24,643,525,627.71/179,859.86
  6. Step 6: Final answer
    x = 137,015.15

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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.