Home / 245,941.20-368,675.64-156,943.44

Finding the Fourth Proportional to 245,941.20, 368,675.64 and 156,943.44

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Solution

The fourth proportional to 245,941.20, 368,675.64 and 156,943.44 is: 235,264.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,941.20 : 368,675.64 = 156,943.44 : x
  2. Step 2: Convert to fraction form
    245,941.20/368,675.64 = 156,943.44/x
  3. Step 3: Cross multiply
    245,941.20x = 368,675.64 × 156,943.44
  4. Step 4: Simplify right side
    245,941.20x = 57,861,223,185.80
  5. Step 5: Solve for x
    x = 57,861,223,185.80/245,941.20
  6. Step 6: Final answer
    x = 235,264.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.