Home / 238,220.46-328,744.88-130,797.45

Finding the Fourth Proportional to 238,220.46, 328,744.88 and 130,797.45

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Solution

The fourth proportional to 238,220.46, 328,744.88 and 130,797.45 is: 180,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,220.46 : 328,744.88 = 130,797.45 : x
  2. Step 2: Convert to fraction form
    238,220.46/328,744.88 = 130,797.45/x
  3. Step 3: Cross multiply
    238,220.46x = 328,744.88 × 130,797.45
  4. Step 4: Simplify right side
    238,220.46x = 42,998,991,841.06
  5. Step 5: Solve for x
    x = 42,998,991,841.06/238,220.46
  6. Step 6: Final answer
    x = 180,500.83

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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.