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Finding the Fourth Proportional to 60,492.35, 83,486.09 and 34,653.35

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Solution

The fourth proportional to 60,492.35, 83,486.09 and 34,653.35 is: 47,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,492.35 : 83,486.09 = 34,653.35 : x
  2. Step 2: Convert to fraction form
    60,492.35/83,486.09 = 34,653.35/x
  3. Step 3: Cross multiply
    60,492.35x = 83,486.09 × 34,653.35
  4. Step 4: Simplify right side
    60,492.35x = 2,893,072,992.25
  5. Step 5: Solve for x
    x = 2,893,072,992.25/60,492.35
  6. Step 6: Final answer
    x = 47,825.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.