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Finding the Fourth Proportional to 84,543.19, 126,642.56 and 40,035.01

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Solution

The fourth proportional to 84,543.19, 126,642.56 and 40,035.01 is: 59,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,543.19 : 126,642.56 = 40,035.01 : x
  2. Step 2: Convert to fraction form
    84,543.19/126,642.56 = 40,035.01/x
  3. Step 3: Cross multiply
    84,543.19x = 126,642.56 × 40,035.01
  4. Step 4: Simplify right side
    84,543.19x = 5,070,136,214.49
  5. Step 5: Solve for x
    x = 5,070,136,214.49/84,543.19
  6. Step 6: Final answer
    x = 59,970.96

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