Home / 151,870.02-209,579.64-83,891.40

Finding the Fourth Proportional to 151,870.02, 209,579.64 and 83,891.40

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Solution

The fourth proportional to 151,870.02, 209,579.64 and 83,891.40 is: 115,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,870.02 : 209,579.64 = 83,891.40 : x
  2. Step 2: Convert to fraction form
    151,870.02/209,579.64 = 83,891.40/x
  3. Step 3: Cross multiply
    151,870.02x = 209,579.64 × 83,891.40
  4. Step 4: Simplify right side
    151,870.02x = 17,581,929,411.10
  5. Step 5: Solve for x
    x = 17,581,929,411.10/151,870.02
  6. Step 6: Final answer
    x = 115,769.59

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