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Finding the Fourth Proportional to 349,705.02, 524,493.53 and 93,540.90

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Solution

The fourth proportional to 349,705.02, 524,493.53 and 93,540.90 is: 140,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,705.02 : 524,493.53 = 93,540.90 : x
  2. Step 2: Convert to fraction form
    349,705.02/524,493.53 = 93,540.90/x
  3. Step 3: Cross multiply
    349,705.02x = 524,493.53 × 93,540.90
  4. Step 4: Simplify right side
    349,705.02x = 49,061,596,840.38
  5. Step 5: Solve for x
    x = 49,061,596,840.38/349,705.02
  6. Step 6: Final answer
    x = 140,294.23

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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.