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Finding the Fourth Proportional to 60,700.36, 91,053.28 and 22,758.64

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Solution

The fourth proportional to 60,700.36, 91,053.28 and 22,758.64 is: 34,138.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,700.36 : 91,053.28 = 22,758.64 : x
  2. Step 2: Convert to fraction form
    60,700.36/91,053.28 = 22,758.64/x
  3. Step 3: Cross multiply
    60,700.36x = 91,053.28 × 22,758.64
  4. Step 4: Simplify right side
    60,700.36x = 2,072,248,820.34
  5. Step 5: Solve for x
    x = 2,072,248,820.34/60,700.36
  6. Step 6: Final answer
    x = 34,138.99

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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.