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Finding the Fourth Proportional to 141,954.66, 212,931.99 and 36,773.63

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Solution

The fourth proportional to 141,954.66, 212,931.99 and 36,773.63 is: 55,160.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,954.66 : 212,931.99 = 36,773.63 : x
  2. Step 2: Convert to fraction form
    141,954.66/212,931.99 = 36,773.63/x
  3. Step 3: Cross multiply
    141,954.66x = 212,931.99 × 36,773.63
  4. Step 4: Simplify right side
    141,954.66x = 7,830,281,150.76
  5. Step 5: Solve for x
    x = 7,830,281,150.76/141,954.66
  6. Step 6: Final answer
    x = 55,160.44

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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.