Home / 131,314.93-197,033.90-64,718.75

Finding the Fourth Proportional to 131,314.93, 197,033.90 and 64,718.75

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Solution

The fourth proportional to 131,314.93, 197,033.90 and 64,718.75 is: 97,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,314.93 : 197,033.90 = 64,718.75 : x
  2. Step 2: Convert to fraction form
    131,314.93/197,033.90 = 64,718.75/x
  3. Step 3: Cross multiply
    131,314.93x = 197,033.90 × 64,718.75
  4. Step 4: Simplify right side
    131,314.93x = 12,751,788,248.66
  5. Step 5: Solve for x
    x = 12,751,788,248.66/131,314.93
  6. Step 6: Final answer
    x = 97,108.44

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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.