Home / 239,596.12-330,772.14-144,124.12

Finding the Fourth Proportional to 239,596.12, 330,772.14 and 144,124.12

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Solution

The fourth proportional to 239,596.12, 330,772.14 and 144,124.12 is: 198,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,596.12 : 330,772.14 = 144,124.12 : x
  2. Step 2: Convert to fraction form
    239,596.12/330,772.14 = 144,124.12/x
  3. Step 3: Cross multiply
    239,596.12x = 330,772.14 × 144,124.12
  4. Step 4: Simplify right side
    239,596.12x = 47,672,243,598.02
  5. Step 5: Solve for x
    x = 47,672,243,598.02/239,596.12
  6. Step 6: Final answer
    x = 198,969.18

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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.