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Finding the Fourth Proportional to 164,095.50, 246,155.40 and 64,246.80

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Solution

The fourth proportional to 164,095.50, 246,155.40 and 64,246.80 is: 96,374.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,095.50 : 246,155.40 = 64,246.80 : x
  2. Step 2: Convert to fraction form
    164,095.50/246,155.40 = 64,246.80/x
  3. Step 3: Cross multiply
    164,095.50x = 246,155.40 × 64,246.80
  4. Step 4: Simplify right side
    164,095.50x = 15,814,696,752.72
  5. Step 5: Solve for x
    x = 15,814,696,752.72/164,095.50
  6. Step 6: Final answer
    x = 96,374.96

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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.