Home / 219,237.62-302,436.25-133,173.63

Finding the Fourth Proportional to 219,237.62, 302,436.25 and 133,173.63

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Solution

The fourth proportional to 219,237.62, 302,436.25 and 133,173.63 is: 183,711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,237.62 : 302,436.25 = 133,173.63 : x
  2. Step 2: Convert to fraction form
    219,237.62/302,436.25 = 133,173.63/x
  3. Step 3: Cross multiply
    219,237.62x = 302,436.25 × 133,173.63
  4. Step 4: Simplify right side
    219,237.62x = 40,276,532,923.15
  5. Step 5: Solve for x
    x = 40,276,532,923.15/219,237.62
  6. Step 6: Final answer
    x = 183,711.78

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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.