Home / 99,101.12-136,758.60-53,779.04

Finding the Fourth Proportional to 99,101.12, 136,758.60 and 53,779.04

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Solution

The fourth proportional to 99,101.12, 136,758.60 and 53,779.04 is: 74,214.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,101.12 : 136,758.60 = 53,779.04 : x
  2. Step 2: Convert to fraction form
    99,101.12/136,758.60 = 53,779.04/x
  3. Step 3: Cross multiply
    99,101.12x = 136,758.60 × 53,779.04
  4. Step 4: Simplify right side
    99,101.12x = 7,354,746,219.74
  5. Step 5: Solve for x
    x = 7,354,746,219.74/99,101.12
  6. Step 6: Final answer
    x = 74,214.56

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