Home / 239,494.09-330,499.41-130,598.15

Finding the Fourth Proportional to 239,494.09, 330,499.41 and 130,598.15

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Solution

The fourth proportional to 239,494.09, 330,499.41 and 130,598.15 is: 180,224.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,494.09 : 330,499.41 = 130,598.15 : x
  2. Step 2: Convert to fraction form
    239,494.09/330,499.41 = 130,598.15/x
  3. Step 3: Cross multiply
    239,494.09x = 330,499.41 × 130,598.15
  4. Step 4: Simplify right side
    239,494.09x = 43,162,611,522.09
  5. Step 5: Solve for x
    x = 43,162,611,522.09/239,494.09
  6. Step 6: Final answer
    x = 180,224.12

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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.