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Finding the Fourth Proportional to 164,513.80, 246,806.70 and 64,673.80

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Solution

The fourth proportional to 164,513.80, 246,806.70 and 64,673.80 is: 97,024.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,513.80 : 246,806.70 = 64,673.80 : x
  2. Step 2: Convert to fraction form
    164,513.80/246,806.70 = 64,673.80/x
  3. Step 3: Cross multiply
    164,513.80x = 246,806.70 × 64,673.80
  4. Step 4: Simplify right side
    164,513.80x = 15,961,927,154.46
  5. Step 5: Solve for x
    x = 15,961,927,154.46/164,513.80
  6. Step 6: Final answer
    x = 97,024.85

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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.