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Finding the Fourth Proportional to 55,842.70, 83,703.86 and 22,545.60

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Solution

The fourth proportional to 55,842.70, 83,703.86 and 22,545.60 is: 33,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,842.70 : 83,703.86 = 22,545.60 : x
  2. Step 2: Convert to fraction form
    55,842.70/83,703.86 = 22,545.60/x
  3. Step 3: Cross multiply
    55,842.70x = 83,703.86 × 22,545.60
  4. Step 4: Simplify right side
    55,842.70x = 1,887,153,746.02
  5. Step 5: Solve for x
    x = 1,887,153,746.02/55,842.70
  6. Step 6: Final answer
    x = 33,794.10

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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.