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Finding the Fourth Proportional to 62,214.70, 93,322.05 and 52,494.70

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Solution

The fourth proportional to 62,214.70, 93,322.05 and 52,494.70 is: 78,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,214.70 : 93,322.05 = 52,494.70 : x
  2. Step 2: Convert to fraction form
    62,214.70/93,322.05 = 52,494.70/x
  3. Step 3: Cross multiply
    62,214.70x = 93,322.05 × 52,494.70
  4. Step 4: Simplify right side
    62,214.70x = 4,898,913,018.14
  5. Step 5: Solve for x
    x = 4,898,913,018.14/62,214.70
  6. Step 6: Final answer
    x = 78,742.05

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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.