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Finding the Fourth Proportional to 228,347.66, 342,522.90 and 59,866.47

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Solution

The fourth proportional to 228,347.66, 342,522.90 and 59,866.47 is: 89,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,347.66 : 342,522.90 = 59,866.47 : x
  2. Step 2: Convert to fraction form
    228,347.66/342,522.90 = 59,866.47/x
  3. Step 3: Cross multiply
    228,347.66x = 342,522.90 × 59,866.47
  4. Step 4: Simplify right side
    228,347.66x = 20,505,636,917.16
  5. Step 5: Solve for x
    x = 20,505,636,917.16/228,347.66
  6. Step 6: Final answer
    x = 89,800.08

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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.