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Finding the Fourth Proportional to 237,473.61, 356,135.91 and 69,005.58

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Solution

The fourth proportional to 237,473.61, 356,135.91 and 69,005.58 is: 103,486.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,473.61 : 356,135.91 = 69,005.58 : x
  2. Step 2: Convert to fraction form
    237,473.61/356,135.91 = 69,005.58/x
  3. Step 3: Cross multiply
    237,473.61x = 356,135.91 × 69,005.58
  4. Step 4: Simplify right side
    237,473.61x = 24,575,365,028.38
  5. Step 5: Solve for x
    x = 24,575,365,028.38/237,473.61
  6. Step 6: Final answer
    x = 103,486.72

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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.