Home / 104,650.02-156,971.48-45,485.70

Finding the Fourth Proportional to 104,650.02, 156,971.48 and 45,485.70

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Solution

The fourth proportional to 104,650.02, 156,971.48 and 45,485.70 is: 68,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,650.02 : 156,971.48 = 45,485.70 : x
  2. Step 2: Convert to fraction form
    104,650.02/156,971.48 = 45,485.70/x
  3. Step 3: Cross multiply
    104,650.02x = 156,971.48 × 45,485.70
  4. Step 4: Simplify right side
    104,650.02x = 7,139,957,647.84
  5. Step 5: Solve for x
    x = 7,139,957,647.84/104,650.02
  6. Step 6: Final answer
    x = 68,227.01

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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.