Home / 239,497.02-330,528.06-137,535.84

Finding the Fourth Proportional to 239,497.02, 330,528.06 and 137,535.84

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Solution

The fourth proportional to 239,497.02, 330,528.06 and 137,535.84 is: 189,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,497.02 : 330,528.06 = 137,535.84 : x
  2. Step 2: Convert to fraction form
    239,497.02/330,528.06 = 137,535.84/x
  3. Step 3: Cross multiply
    239,497.02x = 330,528.06 × 137,535.84
  4. Step 4: Simplify right side
    239,497.02x = 45,459,454,375.67
  5. Step 5: Solve for x
    x = 45,459,454,375.67/239,497.02
  6. Step 6: Final answer
    x = 189,812.19

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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.