Home / 79,795.66-119,711.02-23,640.18

Finding the Fourth Proportional to 79,795.66, 119,711.02 and 23,640.18

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Solution

The fourth proportional to 79,795.66, 119,711.02 and 23,640.18 is: 35,465.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,795.66 : 119,711.02 = 23,640.18 : x
  2. Step 2: Convert to fraction form
    79,795.66/119,711.02 = 23,640.18/x
  3. Step 3: Cross multiply
    79,795.66x = 119,711.02 × 23,640.18
  4. Step 4: Simplify right side
    79,795.66x = 2,829,990,060.78
  5. Step 5: Solve for x
    x = 2,829,990,060.78/79,795.66
  6. Step 6: Final answer
    x = 35,465.46

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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.