Home / 134,118.06-185,086.02-73,692.48

Finding the Fourth Proportional to 134,118.06, 185,086.02 and 73,692.48

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Solution

The fourth proportional to 134,118.06, 185,086.02 and 73,692.48 is: 101,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,118.06 : 185,086.02 = 73,692.48 : x
  2. Step 2: Convert to fraction form
    134,118.06/185,086.02 = 73,692.48/x
  3. Step 3: Cross multiply
    134,118.06x = 185,086.02 × 73,692.48
  4. Step 4: Simplify right side
    134,118.06x = 13,639,447,827.13
  5. Step 5: Solve for x
    x = 13,639,447,827.13/134,118.06
  6. Step 6: Final answer
    x = 101,697.32

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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.