Home / 146,830.07-220,226.31-46,981.91

Finding the Fourth Proportional to 146,830.07, 220,226.31 and 46,981.91

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Solution

The fourth proportional to 146,830.07, 220,226.31 and 46,981.91 is: 70,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,830.07 : 220,226.31 = 46,981.91 : x
  2. Step 2: Convert to fraction form
    146,830.07/220,226.31 = 46,981.91/x
  3. Step 3: Cross multiply
    146,830.07x = 220,226.31 × 46,981.91
  4. Step 4: Simplify right side
    146,830.07x = 10,346,652,301.67
  5. Step 5: Solve for x
    x = 10,346,652,301.67/146,830.07
  6. Step 6: Final answer
    x = 70,466.85

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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.