Home / 112,140.02-168,322.26-80,587.10

Finding the Fourth Proportional to 112,140.02, 168,322.26 and 80,587.10

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Solution

The fourth proportional to 112,140.02, 168,322.26 and 80,587.10 is: 120,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,140.02 : 168,322.26 = 80,587.10 : x
  2. Step 2: Convert to fraction form
    112,140.02/168,322.26 = 80,587.10/x
  3. Step 3: Cross multiply
    112,140.02x = 168,322.26 × 80,587.10
  4. Step 4: Simplify right side
    112,140.02x = 13,564,602,798.85
  5. Step 5: Solve for x
    x = 13,564,602,798.85/112,140.02
  6. Step 6: Final answer
    x = 120,961.30

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