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Finding the Fourth Proportional to 46,773.40, 70,160.46 and 11,713.18

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Solution

The fourth proportional to 46,773.40, 70,160.46 and 11,713.18 is: 17,569.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,773.40 : 70,160.46 = 11,713.18 : x
  2. Step 2: Convert to fraction form
    46,773.40/70,160.46 = 11,713.18/x
  3. Step 3: Cross multiply
    46,773.40x = 70,160.46 × 11,713.18
  4. Step 4: Simplify right side
    46,773.40x = 821,802,096.86
  5. Step 5: Solve for x
    x = 821,802,096.86/46,773.40
  6. Step 6: Final answer
    x = 17,569.86

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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.