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Finding the Fourth Proportional to 61,254.51, 84,523.54 and 34,396.94

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Solution

The fourth proportional to 61,254.51, 84,523.54 and 34,396.94 is: 47,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,254.51 : 84,523.54 = 34,396.94 : x
  2. Step 2: Convert to fraction form
    61,254.51/84,523.54 = 34,396.94/x
  3. Step 3: Cross multiply
    61,254.51x = 84,523.54 × 34,396.94
  4. Step 4: Simplify right side
    61,254.51x = 2,907,351,133.97
  5. Step 5: Solve for x
    x = 2,907,351,133.97/61,254.51
  6. Step 6: Final answer
    x = 47,463.46

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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.