Home / 146,519.15-219,805.04-51,804.32

Finding the Fourth Proportional to 146,519.15, 219,805.04 and 51,804.32

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Solution

The fourth proportional to 146,519.15, 219,805.04 and 51,804.32 is: 77,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519.15 : 219,805.04 = 51,804.32 : x
  2. Step 2: Convert to fraction form
    146,519.15/219,805.04 = 51,804.32/x
  3. Step 3: Cross multiply
    146,519.15x = 219,805.04 × 51,804.32
  4. Step 4: Simplify right side
    146,519.15x = 11,386,849,271.73
  5. Step 5: Solve for x
    x = 11,386,849,271.73/146,519.15
  6. Step 6: Final answer
    x = 77,715.78

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1.5x scale

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.