Home / 108,947.57-150,000.05-92,967.89

Finding the Fourth Proportional to 108,947.57, 150,000.05 and 92,967.89

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Solution

The fourth proportional to 108,947.57, 150,000.05 and 92,967.89 is: 127,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,947.57 : 150,000.05 = 92,967.89 : x
  2. Step 2: Convert to fraction form
    108,947.57/150,000.05 = 92,967.89/x
  3. Step 3: Cross multiply
    108,947.57x = 150,000.05 × 92,967.89
  4. Step 4: Simplify right side
    108,947.57x = 13,945,187,630.81
  5. Step 5: Solve for x
    x = 13,945,187,630.81/108,947.57
  6. Step 6: Final answer
    x = 127,999.08

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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.