Home / 132,509.35-182,867.66-75,931.66

Finding the Fourth Proportional to 132,509.35, 182,867.66 and 75,931.66

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Solution

The fourth proportional to 132,509.35, 182,867.66 and 75,931.66 is: 104,788.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,509.35 : 182,867.66 = 75,931.66 : x
  2. Step 2: Convert to fraction form
    132,509.35/182,867.66 = 75,931.66/x
  3. Step 3: Cross multiply
    132,509.35x = 182,867.66 × 75,931.66
  4. Step 4: Simplify right side
    132,509.35x = 13,885,444,984.12
  5. Step 5: Solve for x
    x = 13,885,444,984.12/132,509.35
  6. Step 6: Final answer
    x = 104,788.42

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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.