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Finding the Fourth Proportional to 64,998.76, 97,289.82 and 34,970.92

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Solution

The fourth proportional to 64,998.76, 97,289.82 and 34,970.92 is: 52,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,998.76 : 97,289.82 = 34,970.92 : x
  2. Step 2: Convert to fraction form
    64,998.76/97,289.82 = 34,970.92/x
  3. Step 3: Cross multiply
    64,998.76x = 97,289.82 × 34,970.92
  4. Step 4: Simplify right side
    64,998.76x = 3,402,314,512.03
  5. Step 5: Solve for x
    x = 3,402,314,512.03/64,998.76
  6. Step 6: Final answer
    x = 52,344.30

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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.