Home / 88,140.51-121,621.08-50,407.47

Finding the Fourth Proportional to 88,140.51, 121,621.08 and 50,407.47

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Solution

The fourth proportional to 88,140.51, 121,621.08 and 50,407.47 is: 69,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,140.51 : 121,621.08 = 50,407.47 : x
  2. Step 2: Convert to fraction form
    88,140.51/121,621.08 = 50,407.47/x
  3. Step 3: Cross multiply
    88,140.51x = 121,621.08 × 50,407.47
  4. Step 4: Simplify right side
    88,140.51x = 6,130,610,941.47
  5. Step 5: Solve for x
    x = 6,130,610,941.47/88,140.51
  6. Step 6: Final answer
    x = 69,554.97

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