Home / 109,317.28-163,872.24-46,948

Finding the Fourth Proportional to 109,317.28, 163,872.24 and 46,948

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Solution

The fourth proportional to 109,317.28, 163,872.24 and 46,948 is: 70,377.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,317.28 : 163,872.24 = 46,948 : x
  2. Step 2: Convert to fraction form
    109,317.28/163,872.24 = 46,948/x
  3. Step 3: Cross multiply
    109,317.28x = 163,872.24 × 46,948
  4. Step 4: Simplify right side
    109,317.28x = 7,693,473,923.52
  5. Step 5: Solve for x
    x = 7,693,473,923.52/109,317.28
  6. Step 6: Final answer
    x = 70,377.47

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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.