Home / 79,271.06-118,872.02-29,988.50

Finding the Fourth Proportional to 79,271.06, 118,872.02 and 29,988.50

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Solution

The fourth proportional to 79,271.06, 118,872.02 and 29,988.50 is: 44,969.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,271.06 : 118,872.02 = 29,988.50 : x
  2. Step 2: Convert to fraction form
    79,271.06/118,872.02 = 29,988.50/x
  3. Step 3: Cross multiply
    79,271.06x = 118,872.02 × 29,988.50
  4. Step 4: Simplify right side
    79,271.06x = 3,564,793,571.77
  5. Step 5: Solve for x
    x = 3,564,793,571.77/79,271.06
  6. Step 6: Final answer
    x = 44,969.67

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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.