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Finding the Fourth Proportional to 69,967.54, 96,592.17 and 56,206.45

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Solution

The fourth proportional to 69,967.54, 96,592.17 and 56,206.45 is: 77,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,967.54 : 96,592.17 = 56,206.45 : x
  2. Step 2: Convert to fraction form
    69,967.54/96,592.17 = 56,206.45/x
  3. Step 3: Cross multiply
    69,967.54x = 96,592.17 × 56,206.45
  4. Step 4: Simplify right side
    69,967.54x = 5,429,102,973.50
  5. Step 5: Solve for x
    x = 5,429,102,973.50/69,967.54
  6. Step 6: Final answer
    x = 77,594.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.