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Finding the Fourth Proportional to 158,009.83, 236,904.08 and 58,157.08

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Solution

The fourth proportional to 158,009.83, 236,904.08 and 58,157.08 is: 87,194.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,009.83 : 236,904.08 = 58,157.08 : x
  2. Step 2: Convert to fraction form
    158,009.83/236,904.08 = 58,157.08/x
  3. Step 3: Cross multiply
    158,009.83x = 236,904.08 × 58,157.08
  4. Step 4: Simplify right side
    158,009.83x = 13,777,649,532.89
  5. Step 5: Solve for x
    x = 13,777,649,532.89/158,009.83
  6. Step 6: Final answer
    x = 87,194.89

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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.