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Finding the Fourth Proportional to 73,498.68, 110,312.01 and 41,971.86

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Solution

The fourth proportional to 73,498.68, 110,312.01 and 41,971.86 is: 62,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,498.68 : 110,312.01 = 41,971.86 : x
  2. Step 2: Convert to fraction form
    73,498.68/110,312.01 = 41,971.86/x
  3. Step 3: Cross multiply
    73,498.68x = 110,312.01 × 41,971.86
  4. Step 4: Simplify right side
    73,498.68x = 4,630,000,240.04
  5. Step 5: Solve for x
    x = 4,630,000,240.04/73,498.68
  6. Step 6: Final answer
    x = 62,994.33

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1.5x scale

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.