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Finding the Fourth Proportional to 134,500.02, 201,646.08 and 67,905.87

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Solution

The fourth proportional to 134,500.02, 201,646.08 and 67,905.87 is: 101,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,500.02 : 201,646.08 = 67,905.87 : x
  2. Step 2: Convert to fraction form
    134,500.02/201,646.08 = 67,905.87/x
  3. Step 3: Cross multiply
    134,500.02x = 201,646.08 × 67,905.87
  4. Step 4: Simplify right side
    134,500.02x = 13,692,952,494.49
  5. Step 5: Solve for x
    x = 13,692,952,494.49/134,500.02
  6. Step 6: Final answer
    x = 101,806.32

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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.