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Finding the Fourth Proportional to 164,116.80, 246,029.40 and 97,486.20

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Solution

The fourth proportional to 164,116.80, 246,029.40 and 97,486.20 is: 146,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,116.80 : 246,029.40 = 97,486.20 : x
  2. Step 2: Convert to fraction form
    164,116.80/246,029.40 = 97,486.20/x
  3. Step 3: Cross multiply
    164,116.80x = 246,029.40 × 97,486.20
  4. Step 4: Simplify right side
    164,116.80x = 23,984,471,294.28
  5. Step 5: Solve for x
    x = 23,984,471,294.28/164,116.80
  6. Step 6: Final answer
    x = 146,142.69

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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.