Home / 146,546.30-219,892.35-57,802.70

Finding the Fourth Proportional to 146,546.30, 219,892.35 and 57,802.70

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Solution

The fourth proportional to 146,546.30, 219,892.35 and 57,802.70 is: 86,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,546.30 : 219,892.35 = 57,802.70 : x
  2. Step 2: Convert to fraction form
    146,546.30/219,892.35 = 57,802.70/x
  3. Step 3: Cross multiply
    146,546.30x = 219,892.35 × 57,802.70
  4. Step 4: Simplify right side
    146,546.30x = 12,710,371,539.35
  5. Step 5: Solve for x
    x = 12,710,371,539.35/146,546.30
  6. Step 6: Final answer
    x = 86,732.80

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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.