Home / 219,127.98-302,410.44-123,599.82

Finding the Fourth Proportional to 219,127.98, 302,410.44 and 123,599.82

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Solution

The fourth proportional to 219,127.98, 302,410.44 and 123,599.82 is: 170,575.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,127.98 : 302,410.44 = 123,599.82 : x
  2. Step 2: Convert to fraction form
    219,127.98/302,410.44 = 123,599.82/x
  3. Step 3: Cross multiply
    219,127.98x = 302,410.44 × 123,599.82
  4. Step 4: Simplify right side
    219,127.98x = 37,377,875,950.12
  5. Step 5: Solve for x
    x = 37,377,875,950.12/219,127.98
  6. Step 6: Final answer
    x = 170,575.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.