Home / 132,289.08-182,488.94-83,805.48

Finding the Fourth Proportional to 132,289.08, 182,488.94 and 83,805.48

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Solution

The fourth proportional to 132,289.08, 182,488.94 and 83,805.48 is: 115,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,289.08 : 182,488.94 = 83,805.48 : x
  2. Step 2: Convert to fraction form
    132,289.08/182,488.94 = 83,805.48/x
  3. Step 3: Cross multiply
    132,289.08x = 182,488.94 × 83,805.48
  4. Step 4: Simplify right side
    132,289.08x = 15,293,573,211.39
  5. Step 5: Solve for x
    x = 15,293,573,211.39/132,289.08
  6. Step 6: Final answer
    x = 115,607.22

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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.