Home / 171,622.10-257,433.15-101,465.30

Finding the Fourth Proportional to 171,622.10, 257,433.15 and 101,465.30

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Solution

The fourth proportional to 171,622.10, 257,433.15 and 101,465.30 is: 152,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,622.10 : 257,433.15 = 101,465.30 : x
  2. Step 2: Convert to fraction form
    171,622.10/257,433.15 = 101,465.30/x
  3. Step 3: Cross multiply
    171,622.10x = 257,433.15 × 101,465.30
  4. Step 4: Simplify right side
    171,622.10x = 26,120,531,794.70
  5. Step 5: Solve for x
    x = 26,120,531,794.70/171,622.10
  6. Step 6: Final answer
    x = 152,197.95

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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.