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Finding the Fourth Proportional to 60,913.71, 91,346.36 and 23,453.03

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Solution

The fourth proportional to 60,913.71, 91,346.36 and 23,453.03 is: 35,170.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,913.71 : 91,346.36 = 23,453.03 : x
  2. Step 2: Convert to fraction form
    60,913.71/91,346.36 = 23,453.03/x
  3. Step 3: Cross multiply
    60,913.71x = 91,346.36 × 23,453.03
  4. Step 4: Simplify right side
    60,913.71x = 2,142,348,347.47
  5. Step 5: Solve for x
    x = 2,142,348,347.47/60,913.71
  6. Step 6: Final answer
    x = 35,170.22

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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.