Home / 132,567.36-182,873.22-78,814.14

Finding the Fourth Proportional to 132,567.36, 182,873.22 and 78,814.14

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Solution

The fourth proportional to 132,567.36, 182,873.22 and 78,814.14 is: 108,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,567.36 : 182,873.22 = 78,814.14 : x
  2. Step 2: Convert to fraction form
    132,567.36/182,873.22 = 78,814.14/x
  3. Step 3: Cross multiply
    132,567.36x = 182,873.22 × 78,814.14
  4. Step 4: Simplify right side
    132,567.36x = 14,412,995,563.33
  5. Step 5: Solve for x
    x = 14,412,995,563.33/132,567.36
  6. Step 6: Final answer
    x = 108,722.05

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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.