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Finding the Fourth Proportional to 60,289.00, 90,410.32 and 28,674.70

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Solution

The fourth proportional to 60,289.00, 90,410.32 and 28,674.70 is: 43,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,289.00 : 90,410.32 = 28,674.70 : x
  2. Step 2: Convert to fraction form
    60,289.00/90,410.32 = 28,674.70/x
  3. Step 3: Cross multiply
    60,289.00x = 90,410.32 × 28,674.70
  4. Step 4: Simplify right side
    60,289.00x = 2,592,488,505.19
  5. Step 5: Solve for x
    x = 2,592,488,505.19/60,289.00
  6. Step 6: Final answer
    x = 43,001.02

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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.