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Finding the Fourth Proportional to 243,970.61, 365,675.11 and 94,144.64

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Solution

The fourth proportional to 243,970.61, 365,675.11 and 94,144.64 is: 141,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,970.61 : 365,675.11 = 94,144.64 : x
  2. Step 2: Convert to fraction form
    243,970.61/365,675.11 = 94,144.64/x
  3. Step 3: Cross multiply
    243,970.61x = 365,675.11 × 94,144.64
  4. Step 4: Simplify right side
    243,970.61x = 34,426,349,524.17
  5. Step 5: Solve for x
    x = 34,426,349,524.17/243,970.61
  6. Step 6: Final answer
    x = 141,108.60

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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.