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Finding the Fourth Proportional to 161,054.24, 241,623.04 and 61,216.16

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Solution

The fourth proportional to 161,054.24, 241,623.04 and 61,216.16 is: 91,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,054.24 : 241,623.04 = 61,216.16 : x
  2. Step 2: Convert to fraction form
    161,054.24/241,623.04 = 61,216.16/x
  3. Step 3: Cross multiply
    161,054.24x = 241,623.04 × 61,216.16
  4. Step 4: Simplify right side
    161,054.24x = 14,791,234,676.33
  5. Step 5: Solve for x
    x = 14,791,234,676.33/161,054.24
  6. Step 6: Final answer
    x = 91,840.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.