Home / 132,034.23-182,202.30-78,287.07

Finding the Fourth Proportional to 132,034.23, 182,202.30 and 78,287.07

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Solution

The fourth proportional to 132,034.23, 182,202.30 and 78,287.07 is: 108,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,034.23 : 182,202.30 = 78,287.07 : x
  2. Step 2: Convert to fraction form
    132,034.23/182,202.30 = 78,287.07/x
  3. Step 3: Cross multiply
    132,034.23x = 182,202.30 × 78,287.07
  4. Step 4: Simplify right side
    132,034.23x = 14,264,084,214.26
  5. Step 5: Solve for x
    x = 14,264,084,214.26/132,034.23
  6. Step 6: Final answer
    x = 108,033.23

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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.