Home / 119,439.29-179,165.21-30,693.39

Finding the Fourth Proportional to 119,439.29, 179,165.21 and 30,693.39

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Solution

The fourth proportional to 119,439.29, 179,165.21 and 30,693.39 is: 46,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,439.29 : 179,165.21 = 30,693.39 : x
  2. Step 2: Convert to fraction form
    119,439.29/179,165.21 = 30,693.39/x
  3. Step 3: Cross multiply
    119,439.29x = 179,165.21 × 30,693.39
  4. Step 4: Simplify right side
    119,439.29x = 5,499,187,511.49
  5. Step 5: Solve for x
    x = 5,499,187,511.49/119,439.29
  6. Step 6: Final answer
    x = 46,041.70

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1.5x scale

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.