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Finding the Fourth Proportional to 119,357.84, 179,023.34 and 30,613.42

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Solution

The fourth proportional to 119,357.84, 179,023.34 and 30,613.42 is: 45,916.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,357.84 : 179,023.34 = 30,613.42 : x
  2. Step 2: Convert to fraction form
    119,357.84/179,023.34 = 30,613.42/x
  3. Step 3: Cross multiply
    119,357.84x = 179,023.34 × 30,613.42
  4. Step 4: Simplify right side
    119,357.84x = 5,480,516,697.22
  5. Step 5: Solve for x
    x = 5,480,516,697.22/119,357.84
  6. Step 6: Final answer
    x = 45,916.69

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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.