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Finding the Fourth Proportional to 112,666.50, 155,483.01 and 62,368.74

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Solution

The fourth proportional to 112,666.50, 155,483.01 and 62,368.74 is: 86,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,666.50 : 155,483.01 = 62,368.74 : x
  2. Step 2: Convert to fraction form
    112,666.50/155,483.01 = 62,368.74/x
  3. Step 3: Cross multiply
    112,666.50x = 155,483.01 × 62,368.74
  4. Step 4: Simplify right side
    112,666.50x = 9,697,279,425.11
  5. Step 5: Solve for x
    x = 9,697,279,425.11/112,666.50
  6. Step 6: Final answer
    x = 86,070.65

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