Home / 132,238.24-182,488.21-71,808.39

Finding the Fourth Proportional to 132,238.24, 182,488.21 and 71,808.39

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Solution

The fourth proportional to 132,238.24, 182,488.21 and 71,808.39 is: 99,095.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,238.24 : 182,488.21 = 71,808.39 : x
  2. Step 2: Convert to fraction form
    132,238.24/182,488.21 = 71,808.39/x
  3. Step 3: Cross multiply
    132,238.24x = 182,488.21 × 71,808.39
  4. Step 4: Simplify right side
    132,238.24x = 13,104,184,374.56
  5. Step 5: Solve for x
    x = 13,104,184,374.56/132,238.24
  6. Step 6: Final answer
    x = 99,095.27

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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.