Home / 109,319.28-163,875.24-46,950

Finding the Fourth Proportional to 109,319.28, 163,875.24 and 46,950

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Solution

The fourth proportional to 109,319.28, 163,875.24 and 46,950 is: 70,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,319.28 : 163,875.24 = 46,950 : x
  2. Step 2: Convert to fraction form
    109,319.28/163,875.24 = 46,950/x
  3. Step 3: Cross multiply
    109,319.28x = 163,875.24 × 46,950
  4. Step 4: Simplify right side
    109,319.28x = 7,693,942,518
  5. Step 5: Solve for x
    x = 7,693,942,518/109,319.28
  6. Step 6: Final answer
    x = 70,380.47

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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.