Home / 236,755.04-326,709.46-129,323.52

Finding the Fourth Proportional to 236,755.04, 326,709.46 and 129,323.52

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Solution

The fourth proportional to 236,755.04, 326,709.46 and 129,323.52 is: 178,459.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,755.04 : 326,709.46 = 129,323.52 : x
  2. Step 2: Convert to fraction form
    236,755.04/326,709.46 = 129,323.52/x
  3. Step 3: Cross multiply
    236,755.04x = 326,709.46 × 129,323.52
  4. Step 4: Simplify right side
    236,755.04x = 42,251,217,384.50
  5. Step 5: Solve for x
    x = 42,251,217,384.50/236,755.04
  6. Step 6: Final answer
    x = 178,459.63

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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.