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Finding the Fourth Proportional to 61,084.13, 84,300.95 and 35,938.49

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Solution

The fourth proportional to 61,084.13, 84,300.95 and 35,938.49 is: 49,597.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,084.13 : 84,300.95 = 35,938.49 : x
  2. Step 2: Convert to fraction form
    61,084.13/84,300.95 = 35,938.49/x
  3. Step 3: Cross multiply
    61,084.13x = 84,300.95 × 35,938.49
  4. Step 4: Simplify right side
    61,084.13x = 3,029,648,516.91
  5. Step 5: Solve for x
    x = 3,029,648,516.91/61,084.13
  6. Step 6: Final answer
    x = 49,597.97

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1.5x scale

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.