Home / 119,643.66-179,548.32-47,589.18

Finding the Fourth Proportional to 119,643.66, 179,548.32 and 47,589.18

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Solution

The fourth proportional to 119,643.66, 179,548.32 and 47,589.18 is: 71,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,643.66 : 179,548.32 = 47,589.18 : x
  2. Step 2: Convert to fraction form
    119,643.66/179,548.32 = 47,589.18/x
  3. Step 3: Cross multiply
    119,643.66x = 179,548.32 × 47,589.18
  4. Step 4: Simplify right side
    119,643.66x = 8,544,557,319.18
  5. Step 5: Solve for x
    x = 8,544,557,319.18/119,643.66
  6. Step 6: Final answer
    x = 71,416.72

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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.