Home / 119,698.04-179,348.66-72,809.08

Finding the Fourth Proportional to 119,698.04, 179,348.66 and 72,809.08

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Solution

The fourth proportional to 119,698.04, 179,348.66 and 72,809.08 is: 109,092.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,698.04 : 179,348.66 = 72,809.08 : x
  2. Step 2: Convert to fraction form
    119,698.04/179,348.66 = 72,809.08/x
  3. Step 3: Cross multiply
    119,698.04x = 179,348.66 × 72,809.08
  4. Step 4: Simplify right side
    119,698.04x = 13,058,210,933.83
  5. Step 5: Solve for x
    x = 13,058,210,933.83/119,698.04
  6. Step 6: Final answer
    x = 109,092.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.