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Finding the Fourth Proportional to 108,750.54, 150,075.50 and 60,359.88

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Solution

The fourth proportional to 108,750.54, 150,075.50 and 60,359.88 is: 83,296.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,750.54 : 150,075.50 = 60,359.88 : x
  2. Step 2: Convert to fraction form
    108,750.54/150,075.50 = 60,359.88/x
  3. Step 3: Cross multiply
    108,750.54x = 150,075.50 × 60,359.88
  4. Step 4: Simplify right side
    108,750.54x = 9,058,539,170.94
  5. Step 5: Solve for x
    x = 9,058,539,170.94/108,750.54
  6. Step 6: Final answer
    x = 83,296.50

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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.