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Finding the Fourth Proportional to 88,700.10, 133,050.15 and 72,953.70

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Solution

The fourth proportional to 88,700.10, 133,050.15 and 72,953.70 is: 109,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,700.10 : 133,050.15 = 72,953.70 : x
  2. Step 2: Convert to fraction form
    88,700.10/133,050.15 = 72,953.70/x
  3. Step 3: Cross multiply
    88,700.10x = 133,050.15 × 72,953.70
  4. Step 4: Simplify right side
    88,700.10x = 9,706,500,728.06
  5. Step 5: Solve for x
    x = 9,706,500,728.06/88,700.10
  6. Step 6: Final answer
    x = 109,430.55

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