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Finding the Fourth Proportional to 62,228.40, 93,269.70 and 46,627.80

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Solution

The fourth proportional to 62,228.40, 93,269.70 and 46,627.80 is: 69,887.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,228.40 : 93,269.70 = 46,627.80 : x
  2. Step 2: Convert to fraction form
    62,228.40/93,269.70 = 46,627.80/x
  3. Step 3: Cross multiply
    62,228.40x = 93,269.70 × 46,627.80
  4. Step 4: Simplify right side
    62,228.40x = 4,348,960,917.66
  5. Step 5: Solve for x
    x = 4,348,960,917.66/62,228.40
  6. Step 6: Final answer
    x = 69,887.08

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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.