Home / 365,118.27-547,729.23-112,419.76

Finding the Fourth Proportional to 365,118.27, 547,729.23 and 112,419.76

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Solution

The fourth proportional to 365,118.27, 547,729.23 and 112,419.76 is: 168,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,118.27 : 547,729.23 = 112,419.76 : x
  2. Step 2: Convert to fraction form
    365,118.27/547,729.23 = 112,419.76/x
  3. Step 3: Cross multiply
    365,118.27x = 547,729.23 × 112,419.76
  4. Step 4: Simplify right side
    365,118.27x = 61,575,588,581.58
  5. Step 5: Solve for x
    x = 61,575,588,581.58/365,118.27
  6. Step 6: Final answer
    x = 168,645.60

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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.