Home / 132,161.01-182,377.32-71,730.36

Finding the Fourth Proportional to 132,161.01, 182,377.32 and 71,730.36

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Solution

The fourth proportional to 132,161.01, 182,377.32 and 71,730.36 is: 98,985.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,161.01 : 182,377.32 = 71,730.36 : x
  2. Step 2: Convert to fraction form
    132,161.01/182,377.32 = 71,730.36/x
  3. Step 3: Cross multiply
    132,161.01x = 182,377.32 × 71,730.36
  4. Step 4: Simplify right side
    132,161.01x = 13,081,990,953.93
  5. Step 5: Solve for x
    x = 13,081,990,953.93/132,161.01
  6. Step 6: Final answer
    x = 98,985.25

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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.