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Finding the Fourth Proportional to 125,017.64, 187,493.14 and 35,055.39

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Solution

The fourth proportional to 125,017.64, 187,493.14 and 35,055.39 is: 52,573.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,017.64 : 187,493.14 = 35,055.39 : x
  2. Step 2: Convert to fraction form
    125,017.64/187,493.14 = 35,055.39/x
  3. Step 3: Cross multiply
    125,017.64x = 187,493.14 × 35,055.39
  4. Step 4: Simplify right side
    125,017.64x = 6,572,644,969.75
  5. Step 5: Solve for x
    x = 6,572,644,969.75/125,017.64
  6. Step 6: Final answer
    x = 52,573.74

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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.