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Finding the Fourth Proportional to 64,009.90, 95,937.09 and 45,295.41

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Solution

The fourth proportional to 64,009.90, 95,937.09 and 45,295.41 is: 67,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,009.90 : 95,937.09 = 45,295.41 : x
  2. Step 2: Convert to fraction form
    64,009.90/95,937.09 = 45,295.41/x
  3. Step 3: Cross multiply
    64,009.90x = 95,937.09 × 45,295.41
  4. Step 4: Simplify right side
    64,009.90x = 4,345,509,825.76
  5. Step 5: Solve for x
    x = 4,345,509,825.76/64,009.90
  6. Step 6: Final answer
    x = 67,888.09

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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.