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Finding the Fourth Proportional to 237,066.16, 355,130.25 and 124,578.22

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Solution

The fourth proportional to 237,066.16, 355,130.25 and 124,578.22 is: 186,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,066.16 : 355,130.25 = 124,578.22 : x
  2. Step 2: Convert to fraction form
    237,066.16/355,130.25 = 124,578.22/x
  3. Step 3: Cross multiply
    237,066.16x = 355,130.25 × 124,578.22
  4. Step 4: Simplify right side
    237,066.16x = 44,241,494,413.16
  5. Step 5: Solve for x
    x = 44,241,494,413.16/237,066.16
  6. Step 6: Final answer
    x = 186,620.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.