Home / 119,994.18-179,988.84-31,245.72

Finding the Fourth Proportional to 119,994.18, 179,988.84 and 31,245.72

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Solution

The fourth proportional to 119,994.18, 179,988.84 and 31,245.72 is: 46,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,994.18 : 179,988.84 = 31,245.72 : x
  2. Step 2: Convert to fraction form
    119,994.18/179,988.84 = 31,245.72/x
  3. Step 3: Cross multiply
    119,994.18x = 179,988.84 × 31,245.72
  4. Step 4: Simplify right side
    119,994.18x = 5,623,880,897.76
  5. Step 5: Solve for x
    x = 5,623,880,897.76/119,994.18
  6. Step 6: Final answer
    x = 46,867.95

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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.