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Finding the Fourth Proportional to 110,545.79, 165,853.74 and 39,466.86

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Solution

The fourth proportional to 110,545.79, 165,853.74 and 39,466.86 is: 59,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.79 : 165,853.74 = 39,466.86 : x
  2. Step 2: Convert to fraction form
    110,545.79/165,853.74 = 39,466.86/x
  3. Step 3: Cross multiply
    110,545.79x = 165,853.74 × 39,466.86
  4. Step 4: Simplify right side
    110,545.79x = 6,545,726,337.06
  5. Step 5: Solve for x
    x = 6,545,726,337.06/110,545.79
  6. Step 6: Final answer
    x = 59,212.81

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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.