Home / 131,314.74-197,033.62-64,718.57

Finding the Fourth Proportional to 131,314.74, 197,033.62 and 64,718.57

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Solution

The fourth proportional to 131,314.74, 197,033.62 and 64,718.57 is: 97,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,314.74 : 197,033.62 = 64,718.57 : x
  2. Step 2: Convert to fraction form
    131,314.74/197,033.62 = 64,718.57/x
  3. Step 3: Cross multiply
    131,314.74x = 197,033.62 × 64,718.57
  4. Step 4: Simplify right side
    131,314.74x = 12,751,733,224.05
  5. Step 5: Solve for x
    x = 12,751,733,224.05/131,314.74
  6. Step 6: Final answer
    x = 97,108.16

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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.