Home / 219,537.66-302,960.07-118,935.42

Finding the Fourth Proportional to 219,537.66, 302,960.07 and 118,935.42

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Solution

The fourth proportional to 219,537.66, 302,960.07 and 118,935.42 is: 164,129.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,537.66 : 302,960.07 = 118,935.42 : x
  2. Step 2: Convert to fraction form
    219,537.66/302,960.07 = 118,935.42/x
  3. Step 3: Cross multiply
    219,537.66x = 302,960.07 × 118,935.42
  4. Step 4: Simplify right side
    219,537.66x = 36,032,683,168.68
  5. Step 5: Solve for x
    x = 36,032,683,168.68/219,537.66
  6. Step 6: Final answer
    x = 164,129.85

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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.