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Finding the Fourth Proportional to 136,368.46, 204,583.67 and 41,607.12

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Solution

The fourth proportional to 136,368.46, 204,583.67 and 41,607.12 is: 62,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,368.46 : 204,583.67 = 41,607.12 : x
  2. Step 2: Convert to fraction form
    136,368.46/204,583.67 = 41,607.12/x
  3. Step 3: Cross multiply
    136,368.46x = 204,583.67 × 41,607.12
  4. Step 4: Simplify right side
    136,368.46x = 8,512,137,106.17
  5. Step 5: Solve for x
    x = 8,512,137,106.17/136,368.46
  6. Step 6: Final answer
    x = 62,420.13

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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.