Home / 236,754.04-326,708.07-129,322.54

Finding the Fourth Proportional to 236,754.04, 326,708.07 and 129,322.54

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Solution

The fourth proportional to 236,754.04, 326,708.07 and 129,322.54 is: 178,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,754.04 : 326,708.07 = 129,322.54 : x
  2. Step 2: Convert to fraction form
    236,754.04/326,708.07 = 129,322.54/x
  3. Step 3: Cross multiply
    236,754.04x = 326,708.07 × 129,322.54
  4. Step 4: Simplify right side
    236,754.04x = 42,250,717,450.90
  5. Step 5: Solve for x
    x = 42,250,717,450.90/236,754.04
  6. Step 6: Final answer
    x = 178,458.27

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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.