Home / 146,070.87-219,130.52-51,276.45

Finding the Fourth Proportional to 146,070.87, 219,130.52 and 51,276.45

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Solution

The fourth proportional to 146,070.87, 219,130.52 and 51,276.45 is: 76,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,070.87 : 219,130.52 = 51,276.45 : x
  2. Step 2: Convert to fraction form
    146,070.87/219,130.52 = 51,276.45/x
  3. Step 3: Cross multiply
    146,070.87x = 219,130.52 × 51,276.45
  4. Step 4: Simplify right side
    146,070.87x = 11,236,234,895.87
  5. Step 5: Solve for x
    x = 11,236,234,895.87/146,070.87
  6. Step 6: Final answer
    x = 76,923.17

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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.