Home / 146,841.12-220,153.95-46,943.82

Finding the Fourth Proportional to 146,841.12, 220,153.95 and 46,943.82

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Solution

The fourth proportional to 146,841.12, 220,153.95 and 46,943.82 is: 70,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,841.12 : 220,153.95 = 46,943.82 : x
  2. Step 2: Convert to fraction form
    146,841.12/220,153.95 = 46,943.82/x
  3. Step 3: Cross multiply
    146,841.12x = 220,153.95 × 46,943.82
  4. Step 4: Simplify right side
    146,841.12x = 10,334,867,401.09
  5. Step 5: Solve for x
    x = 10,334,867,401.09/146,841.12
  6. Step 6: Final answer
    x = 70,381.29

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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.