Home / 77,461.28-116,168.64-27,534.84

Finding the Fourth Proportional to 77,461.28, 116,168.64 and 27,534.84

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Solution

The fourth proportional to 77,461.28, 116,168.64 and 27,534.84 is: 41,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,461.28 : 116,168.64 = 27,534.84 : x
  2. Step 2: Convert to fraction form
    77,461.28/116,168.64 = 27,534.84/x
  3. Step 3: Cross multiply
    77,461.28x = 116,168.64 × 27,534.84
  4. Step 4: Simplify right side
    77,461.28x = 3,198,684,915.42
  5. Step 5: Solve for x
    x = 3,198,684,915.42/77,461.28
  6. Step 6: Final answer
    x = 41,293.98

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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.