Home / 132,467.12-182,804.52-72,851.12

Finding the Fourth Proportional to 132,467.12, 182,804.52 and 72,851.12

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Solution

The fourth proportional to 132,467.12, 182,804.52 and 72,851.12 is: 100,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,467.12 : 182,804.52 = 72,851.12 : x
  2. Step 2: Convert to fraction form
    132,467.12/182,804.52 = 72,851.12/x
  3. Step 3: Cross multiply
    132,467.12x = 182,804.52 × 72,851.12
  4. Step 4: Simplify right side
    132,467.12x = 13,317,514,023.06
  5. Step 5: Solve for x
    x = 13,317,514,023.06/132,467.12
  6. Step 6: Final answer
    x = 100,534.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.