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Finding the Fourth Proportional to 61,805.04, 85,292.76 and 34,946.98

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Solution

The fourth proportional to 61,805.04, 85,292.76 and 34,946.98 is: 48,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,805.04 : 85,292.76 = 34,946.98 : x
  2. Step 2: Convert to fraction form
    61,805.04/85,292.76 = 34,946.98/x
  3. Step 3: Cross multiply
    61,805.04x = 85,292.76 × 34,946.98
  4. Step 4: Simplify right side
    61,805.04x = 2,980,724,377.86
  5. Step 5: Solve for x
    x = 2,980,724,377.86/61,805.04
  6. Step 6: Final answer
    x = 48,227.85

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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.