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Finding the Fourth Proportional to 77,361.42, 116,043.76 and 24,770.76

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Solution

The fourth proportional to 77,361.42, 116,043.76 and 24,770.76 is: 37,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,361.42 : 116,043.76 = 24,770.76 : x
  2. Step 2: Convert to fraction form
    77,361.42/116,043.76 = 24,770.76/x
  3. Step 3: Cross multiply
    77,361.42x = 116,043.76 × 24,770.76
  4. Step 4: Simplify right side
    77,361.42x = 2,874,492,128.46
  5. Step 5: Solve for x
    x = 2,874,492,128.46/77,361.42
  6. Step 6: Final answer
    x = 37,156.66

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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.