Home / 103,090.14-142,261.98-60,651.41

Finding the Fourth Proportional to 103,090.14, 142,261.98 and 60,651.41

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Solution

The fourth proportional to 103,090.14, 142,261.98 and 60,651.41 is: 83,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,090.14 : 142,261.98 = 60,651.41 : x
  2. Step 2: Convert to fraction form
    103,090.14/142,261.98 = 60,651.41/x
  3. Step 3: Cross multiply
    103,090.14x = 142,261.98 × 60,651.41
  4. Step 4: Simplify right side
    103,090.14x = 8,628,388,965.08
  5. Step 5: Solve for x
    x = 8,628,388,965.08/103,090.14
  6. Step 6: Final answer
    x = 83,697.52

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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.