Home / 75,835.44-104,647.95-45,615.15

Finding the Fourth Proportional to 75,835.44, 104,647.95 and 45,615.15

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Solution

The fourth proportional to 75,835.44, 104,647.95 and 45,615.15 is: 62,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,835.44 : 104,647.95 = 45,615.15 : x
  2. Step 2: Convert to fraction form
    75,835.44/104,647.95 = 45,615.15/x
  3. Step 3: Cross multiply
    75,835.44x = 104,647.95 × 45,615.15
  4. Step 4: Simplify right side
    75,835.44x = 4,773,531,936.44
  5. Step 5: Solve for x
    x = 4,773,531,936.44/75,835.44
  6. Step 6: Final answer
    x = 62,945.93

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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.