Home / 97,317.07-134,297.66-57,022.81

Finding the Fourth Proportional to 97,317.07, 134,297.66 and 57,022.81

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Solution

The fourth proportional to 97,317.07, 134,297.66 and 57,022.81 is: 78,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,317.07 : 134,297.66 = 57,022.81 : x
  2. Step 2: Convert to fraction form
    97,317.07/134,297.66 = 57,022.81/x
  3. Step 3: Cross multiply
    97,317.07x = 134,297.66 × 57,022.81
  4. Step 4: Simplify right side
    97,317.07x = 7,658,029,949.62
  5. Step 5: Solve for x
    x = 7,658,029,949.62/97,317.07
  6. Step 6: Final answer
    x = 78,691.54

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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.