Home / 146,075.18-219,125.52-40,894.47

Finding the Fourth Proportional to 146,075.18, 219,125.52 and 40,894.47

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Solution

The fourth proportional to 146,075.18, 219,125.52 and 40,894.47 is: 61,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,075.18 : 219,125.52 = 40,894.47 : x
  2. Step 2: Convert to fraction form
    146,075.18/219,125.52 = 40,894.47/x
  3. Step 3: Cross multiply
    146,075.18x = 219,125.52 × 40,894.47
  4. Step 4: Simplify right side
    146,075.18x = 8,961,022,003.87
  5. Step 5: Solve for x
    x = 8,961,022,003.87/146,075.18
  6. Step 6: Final answer
    x = 61,345.28

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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.