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Finding the Fourth Proportional to 146,574.60, 219,689.10 and 62,334.60

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Solution

The fourth proportional to 146,574.60, 219,689.10 and 62,334.60 is: 93,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,574.60 : 219,689.10 = 62,334.60 : x
  2. Step 2: Convert to fraction form
    146,574.60/219,689.10 = 62,334.60/x
  3. Step 3: Cross multiply
    146,574.60x = 219,689.10 × 62,334.60
  4. Step 4: Simplify right side
    146,574.60x = 13,694,232,172.86
  5. Step 5: Solve for x
    x = 13,694,232,172.86/146,574.60
  6. Step 6: Final answer
    x = 93,428.41

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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.