Home / 132,329.69-182,612.76-71,901.26

Finding the Fourth Proportional to 132,329.69, 182,612.76 and 71,901.26

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Solution

The fourth proportional to 132,329.69, 182,612.76 and 71,901.26 is: 99,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,329.69 : 182,612.76 = 71,901.26 : x
  2. Step 2: Convert to fraction form
    132,329.69/182,612.76 = 71,901.26/x
  3. Step 3: Cross multiply
    132,329.69x = 182,612.76 × 71,901.26
  4. Step 4: Simplify right side
    132,329.69x = 13,130,087,536.08
  5. Step 5: Solve for x
    x = 13,130,087,536.08/132,329.69
  6. Step 6: Final answer
    x = 99,222.54

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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.