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Finding the Fourth Proportional to 62,666.25, 93,889.95 and 52,203.49

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Solution

The fourth proportional to 62,666.25, 93,889.95 and 52,203.49 is: 78,214.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,666.25 : 93,889.95 = 52,203.49 : x
  2. Step 2: Convert to fraction form
    62,666.25/93,889.95 = 52,203.49/x
  3. Step 3: Cross multiply
    62,666.25x = 93,889.95 × 52,203.49
  4. Step 4: Simplify right side
    62,666.25x = 4,901,383,065.93
  5. Step 5: Solve for x
    x = 4,901,383,065.93/62,666.25
  6. Step 6: Final answer
    x = 78,214.08

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1.5x scale

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.