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Finding the Fourth Proportional to 112,809.84, 155,683.80 and 62,507.76

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Solution

The fourth proportional to 112,809.84, 155,683.80 and 62,507.76 is: 86,264.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,809.84 : 155,683.80 = 62,507.76 : x
  2. Step 2: Convert to fraction form
    112,809.84/155,683.80 = 62,507.76/x
  3. Step 3: Cross multiply
    112,809.84x = 155,683.80 × 62,507.76
  4. Step 4: Simplify right side
    112,809.84x = 9,731,445,606.29
  5. Step 5: Solve for x
    x = 9,731,445,606.29/112,809.84
  6. Step 6: Final answer
    x = 86,264.16

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