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Finding the Fourth Proportional to 167,033.65, 250,492.11 and 78,328.93

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Solution

The fourth proportional to 167,033.65, 250,492.11 and 78,328.93 is: 117,466.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,033.65 : 250,492.11 = 78,328.93 : x
  2. Step 2: Convert to fraction form
    167,033.65/250,492.11 = 78,328.93/x
  3. Step 3: Cross multiply
    167,033.65x = 250,492.11 × 78,328.93
  4. Step 4: Simplify right side
    167,033.65x = 19,620,778,949.74
  5. Step 5: Solve for x
    x = 19,620,778,949.74/167,033.65
  6. Step 6: Final answer
    x = 117,466.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.