Home / 79,316.80-118,955.84-23,141.76

Finding the Fourth Proportional to 79,316.80, 118,955.84 and 23,141.76

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Solution

The fourth proportional to 79,316.80, 118,955.84 and 23,141.76 is: 34,706.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,316.80 : 118,955.84 = 23,141.76 : x
  2. Step 2: Convert to fraction form
    79,316.80/118,955.84 = 23,141.76/x
  3. Step 3: Cross multiply
    79,316.80x = 118,955.84 × 23,141.76
  4. Step 4: Simplify right side
    79,316.80x = 2,752,847,499.88
  5. Step 5: Solve for x
    x = 2,752,847,499.88/79,316.80
  6. Step 6: Final answer
    x = 34,706.99

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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.