Home / 219,223.52-302,511.04-134,328.96

Finding the Fourth Proportional to 219,223.52, 302,511.04 and 134,328.96

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Solution

The fourth proportional to 219,223.52, 302,511.04 and 134,328.96 is: 185,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,223.52 : 302,511.04 = 134,328.96 : x
  2. Step 2: Convert to fraction form
    219,223.52/302,511.04 = 134,328.96/x
  3. Step 3: Cross multiply
    219,223.52x = 302,511.04 × 134,328.96
  4. Step 4: Simplify right side
    219,223.52x = 40,635,993,391.72
  5. Step 5: Solve for x
    x = 40,635,993,391.72/219,223.52
  6. Step 6: Final answer
    x = 185,363.29

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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.