Home / 216,317.03-298,515.70-119,520.57

Finding the Fourth Proportional to 216,317.03, 298,515.70 and 119,520.57

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Solution

The fourth proportional to 216,317.03, 298,515.70 and 119,520.57 is: 164,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,317.03 : 298,515.70 = 119,520.57 : x
  2. Step 2: Convert to fraction form
    216,317.03/298,515.70 = 119,520.57/x
  3. Step 3: Cross multiply
    216,317.03x = 298,515.70 × 119,520.57
  4. Step 4: Simplify right side
    216,317.03x = 35,678,766,319.15
  5. Step 5: Solve for x
    x = 35,678,766,319.15/216,317.03
  6. Step 6: Final answer
    x = 164,937.39

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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.