Home / 104,095.06-143,653.18-61,099.86

Finding the Fourth Proportional to 104,095.06, 143,653.18 and 61,099.86

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Solution

The fourth proportional to 104,095.06, 143,653.18 and 61,099.86 is: 84,318.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,095.06 : 143,653.18 = 61,099.86 : x
  2. Step 2: Convert to fraction form
    104,095.06/143,653.18 = 61,099.86/x
  3. Step 3: Cross multiply
    104,095.06x = 143,653.18 × 61,099.86
  4. Step 4: Simplify right side
    104,095.06x = 8,777,189,186.55
  5. Step 5: Solve for x
    x = 8,777,189,186.55/104,095.06
  6. Step 6: Final answer
    x = 84,318.98

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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.