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Finding the Fourth Proportional to 60,798.64, 91,197.16 and 19,245.64

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Solution

The fourth proportional to 60,798.64, 91,197.16 and 19,245.64 is: 28,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,798.64 : 91,197.16 = 19,245.64 : x
  2. Step 2: Convert to fraction form
    60,798.64/91,197.16 = 19,245.64/x
  3. Step 3: Cross multiply
    60,798.64x = 91,197.16 × 19,245.64
  4. Step 4: Simplify right side
    60,798.64x = 1,755,147,710.38
  5. Step 5: Solve for x
    x = 1,755,147,710.38/60,798.64
  6. Step 6: Final answer
    x = 28,868.21

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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.