Home / 119,851.42-179,730.40-44,930.72

Finding the Fourth Proportional to 119,851.42, 179,730.40 and 44,930.72

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Solution

The fourth proportional to 119,851.42, 179,730.40 and 44,930.72 is: 67,378.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,851.42 : 179,730.40 = 44,930.72 : x
  2. Step 2: Convert to fraction form
    119,851.42/179,730.40 = 44,930.72/x
  3. Step 3: Cross multiply
    119,851.42x = 179,730.40 × 44,930.72
  4. Step 4: Simplify right side
    119,851.42x = 8,075,416,614.89
  5. Step 5: Solve for x
    x = 8,075,416,614.89/119,851.42
  6. Step 6: Final answer
    x = 67,378.57

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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.