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Finding the Fourth Proportional to 100,644.48, 150,973.20 and 59,004

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Solution

The fourth proportional to 100,644.48, 150,973.20 and 59,004 is: 88,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,644.48 : 150,973.20 = 59,004 : x
  2. Step 2: Convert to fraction form
    100,644.48/150,973.20 = 59,004/x
  3. Step 3: Cross multiply
    100,644.48x = 150,973.20 × 59,004
  4. Step 4: Simplify right side
    100,644.48x = 8,908,022,692.80
  5. Step 5: Solve for x
    x = 8,908,022,692.80/100,644.48
  6. Step 6: Final answer
    x = 88,509.80

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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.