Home / 219,202.72-302,467.31-133,116.93

Finding the Fourth Proportional to 219,202.72, 302,467.31 and 133,116.93

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Solution

The fourth proportional to 219,202.72, 302,467.31 and 133,116.93 is: 183,681.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,202.72 : 302,467.31 = 133,116.93 : x
  2. Step 2: Convert to fraction form
    219,202.72/302,467.31 = 133,116.93/x
  3. Step 3: Cross multiply
    219,202.72x = 302,467.31 × 133,116.93
  4. Step 4: Simplify right side
    219,202.72x = 40,263,519,732.56
  5. Step 5: Solve for x
    x = 40,263,519,732.56/219,202.72
  6. Step 6: Final answer
    x = 183,681.66

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1.5x scale

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.