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Finding the Fourth Proportional to 110,193.59, 151,904.55 and 85,967.30

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Solution

The fourth proportional to 110,193.59, 151,904.55 and 85,967.30 is: 118,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,193.59 : 151,904.55 = 85,967.30 : x
  2. Step 2: Convert to fraction form
    110,193.59/151,904.55 = 85,967.30/x
  3. Step 3: Cross multiply
    110,193.59x = 151,904.55 × 85,967.30
  4. Step 4: Simplify right side
    110,193.59x = 13,058,824,239.79
  5. Step 5: Solve for x
    x = 13,058,824,239.79/110,193.59
  6. Step 6: Final answer
    x = 118,508.02

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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.