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Finding the Fourth Proportional to 164,518.60, 246,626.70 and 164,417.80

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Solution

The fourth proportional to 164,518.60, 246,626.70 and 164,417.80 is: 246,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,518.60 : 246,626.70 = 164,417.80 : x
  2. Step 2: Convert to fraction form
    164,518.60/246,626.70 = 164,417.80/x
  3. Step 3: Cross multiply
    164,518.60x = 246,626.70 × 164,417.80
  4. Step 4: Simplify right side
    164,518.60x = 40,549,819,435.26
  5. Step 5: Solve for x
    x = 40,549,819,435.26/164,518.60
  6. Step 6: Final answer
    x = 246,475.59

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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.