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Finding the Fourth Proportional to 64,809.70, 97,214.55 and 59,269.30

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Solution

The fourth proportional to 64,809.70, 97,214.55 and 59,269.30 is: 88,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,809.70 : 97,214.55 = 59,269.30 : x
  2. Step 2: Convert to fraction form
    64,809.70/97,214.55 = 59,269.30/x
  3. Step 3: Cross multiply
    64,809.70x = 97,214.55 × 59,269.30
  4. Step 4: Simplify right side
    64,809.70x = 5,761,838,328.32
  5. Step 5: Solve for x
    x = 5,761,838,328.32/64,809.70
  6. Step 6: Final answer
    x = 88,903.95

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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.