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Finding the Fourth Proportional to 134,954, 202,292.76 and 56,114

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Solution

The fourth proportional to 134,954, 202,292.76 and 56,114 is: 84,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,954 : 202,292.76 = 56,114 : x
  2. Step 2: Convert to fraction form
    134,954/202,292.76 = 56,114/x
  3. Step 3: Cross multiply
    134,954x = 202,292.76 × 56,114
  4. Step 4: Simplify right side
    134,954x = 11,351,455,934.64
  5. Step 5: Solve for x
    x = 11,351,455,934.64/134,954
  6. Step 6: Final answer
    x = 84,113.52

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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.