Home / 91,411.04-126,148.20-53,685.92

Finding the Fourth Proportional to 91,411.04, 126,148.20 and 53,685.92

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Solution

The fourth proportional to 91,411.04, 126,148.20 and 53,685.92 is: 74,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,411.04 : 126,148.20 = 53,685.92 : x
  2. Step 2: Convert to fraction form
    91,411.04/126,148.20 = 53,685.92/x
  3. Step 3: Cross multiply
    91,411.04x = 126,148.20 × 53,685.92
  4. Step 4: Simplify right side
    91,411.04x = 6,772,382,173.34
  5. Step 5: Solve for x
    x = 6,772,382,173.34/91,411.04
  6. Step 6: Final answer
    x = 74,087.14

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