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Finding the Fourth Proportional to 79,774.89, 110,094.54 and 45,794.38

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Solution

The fourth proportional to 79,774.89, 110,094.54 and 45,794.38 is: 63,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,774.89 : 110,094.54 = 45,794.38 : x
  2. Step 2: Convert to fraction form
    79,774.89/110,094.54 = 45,794.38/x
  3. Step 3: Cross multiply
    79,774.89x = 110,094.54 × 45,794.38
  4. Step 4: Simplify right side
    79,774.89x = 5,041,710,650.21
  5. Step 5: Solve for x
    x = 5,041,710,650.21/79,774.89
  6. Step 6: Final answer
    x = 63,199.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.