Home / 113,542.02-156,692.07-62,556.98

Finding the Fourth Proportional to 113,542.02, 156,692.07 and 62,556.98

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Solution

The fourth proportional to 113,542.02, 156,692.07 and 62,556.98 is: 86,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,542.02 : 156,692.07 = 62,556.98 : x
  2. Step 2: Convert to fraction form
    113,542.02/156,692.07 = 62,556.98/x
  3. Step 3: Cross multiply
    113,542.02x = 156,692.07 × 62,556.98
  4. Step 4: Simplify right side
    113,542.02x = 9,802,181,905.69
  5. Step 5: Solve for x
    x = 9,802,181,905.69/113,542.02
  6. Step 6: Final answer
    x = 86,330.87

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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.