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Finding the Fourth Proportional to 135,293.16, 202,941.10 and 60,417.12

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Solution

The fourth proportional to 135,293.16, 202,941.10 and 60,417.12 is: 90,626.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,293.16 : 202,941.10 = 60,417.12 : x
  2. Step 2: Convert to fraction form
    135,293.16/202,941.10 = 60,417.12/x
  3. Step 3: Cross multiply
    135,293.16x = 202,941.10 × 60,417.12
  4. Step 4: Simplify right side
    135,293.16x = 12,261,116,791.63
  5. Step 5: Solve for x
    x = 12,261,116,791.63/135,293.16
  6. Step 6: Final answer
    x = 90,626.29

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1.5x scale

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.