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Finding the Fourth Proportional to 88,598.66, 122,261.31 and 50,872.91

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Solution

The fourth proportional to 88,598.66, 122,261.31 and 50,872.91 is: 70,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,598.66 : 122,261.31 = 50,872.91 : x
  2. Step 2: Convert to fraction form
    88,598.66/122,261.31 = 50,872.91/x
  3. Step 3: Cross multiply
    88,598.66x = 122,261.31 × 50,872.91
  4. Step 4: Simplify right side
    88,598.66x = 6,219,788,008.81
  5. Step 5: Solve for x
    x = 6,219,788,008.81/88,598.66
  6. Step 6: Final answer
    x = 70,201.83

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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.