Home / 85,346.17-117,802.70-49,552.27

Finding the Fourth Proportional to 85,346.17, 117,802.70 and 49,552.27

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Solution

The fourth proportional to 85,346.17, 117,802.70 and 49,552.27 is: 68,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,346.17 : 117,802.70 = 49,552.27 : x
  2. Step 2: Convert to fraction form
    85,346.17/117,802.70 = 49,552.27/x
  3. Step 3: Cross multiply
    85,346.17x = 117,802.70 × 49,552.27
  4. Step 4: Simplify right side
    85,346.17x = 5,837,391,197.13
  5. Step 5: Solve for x
    x = 5,837,391,197.13/85,346.17
  6. Step 6: Final answer
    x = 68,396.64

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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.