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Finding the Fourth Proportional to 61,392.24, 84,722.48 and 35,900.88

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Solution

The fourth proportional to 61,392.24, 84,722.48 and 35,900.88 is: 49,543.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,392.24 : 84,722.48 = 35,900.88 : x
  2. Step 2: Convert to fraction form
    61,392.24/84,722.48 = 35,900.88/x
  3. Step 3: Cross multiply
    61,392.24x = 84,722.48 × 35,900.88
  4. Step 4: Simplify right side
    61,392.24x = 3,041,611,587.78
  5. Step 5: Solve for x
    x = 3,041,611,587.78/61,392.24
  6. Step 6: Final answer
    x = 49,543.91

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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.