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Finding the Fourth Proportional to 164,460.30, 246,690.45 and 146,964.30

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Solution

The fourth proportional to 164,460.30, 246,690.45 and 146,964.30 is: 220,446.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,460.30 : 246,690.45 = 146,964.30 : x
  2. Step 2: Convert to fraction form
    164,460.30/246,690.45 = 146,964.30/x
  3. Step 3: Cross multiply
    164,460.30x = 246,690.45 × 146,964.30
  4. Step 4: Simplify right side
    164,460.30x = 36,254,689,300.94
  5. Step 5: Solve for x
    x = 36,254,689,300.94/164,460.30
  6. Step 6: Final answer
    x = 220,446.45

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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.