Home / 73,110.06-109,415.58-61,277.21

Finding the Fourth Proportional to 73,110.06, 109,415.58 and 61,277.21

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Solution

The fourth proportional to 73,110.06, 109,415.58 and 61,277.21 is: 91,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,110.06 : 109,415.58 = 61,277.21 : x
  2. Step 2: Convert to fraction form
    73,110.06/109,415.58 = 61,277.21/x
  3. Step 3: Cross multiply
    73,110.06x = 109,415.58 × 61,277.21
  4. Step 4: Simplify right side
    73,110.06x = 6,704,680,925.85
  5. Step 5: Solve for x
    x = 6,704,680,925.85/73,110.06
  6. Step 6: Final answer
    x = 91,706.68

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1.5x scale

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.