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Finding the Fourth Proportional to 61,393.52, 84,722.22 and 34,536.06

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Solution

The fourth proportional to 61,393.52, 84,722.22 and 34,536.06 is: 47,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,393.52 : 84,722.22 = 34,536.06 : x
  2. Step 2: Convert to fraction form
    61,393.52/84,722.22 = 34,536.06/x
  3. Step 3: Cross multiply
    61,393.52x = 84,722.22 × 34,536.06
  4. Step 4: Simplify right side
    61,393.52x = 2,925,971,673.25
  5. Step 5: Solve for x
    x = 2,925,971,673.25/61,393.52
  6. Step 6: Final answer
    x = 47,659.29

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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.