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Finding the Fourth Proportional to 146,798.39, 202,582.82 and 79,730.39

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Solution

The fourth proportional to 146,798.39, 202,582.82 and 79,730.39 is: 110,028.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,798.39 : 202,582.82 = 79,730.39 : x
  2. Step 2: Convert to fraction form
    146,798.39/202,582.82 = 79,730.39/x
  3. Step 3: Cross multiply
    146,798.39x = 202,582.82 × 79,730.39
  4. Step 4: Simplify right side
    146,798.39x = 16,152,007,245.90
  5. Step 5: Solve for x
    x = 16,152,007,245.90/146,798.39
  6. Step 6: Final answer
    x = 110,028.50

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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.