Home / 133,044.26-183,597.54-72,615.65

Finding the Fourth Proportional to 133,044.26, 183,597.54 and 72,615.65

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Solution

The fourth proportional to 133,044.26, 183,597.54 and 72,615.65 is: 100,207.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,044.26 : 183,597.54 = 72,615.65 : x
  2. Step 2: Convert to fraction form
    133,044.26/183,597.54 = 72,615.65/x
  3. Step 3: Cross multiply
    133,044.26x = 183,597.54 × 72,615.65
  4. Step 4: Simplify right side
    133,044.26x = 13,332,054,705.50
  5. Step 5: Solve for x
    x = 13,332,054,705.50/133,044.26
  6. Step 6: Final answer
    x = 100,207.67

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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.