Home / 228,277.72-342,551.94-103,616.92

Finding the Fourth Proportional to 228,277.72, 342,551.94 and 103,616.92

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Solution

The fourth proportional to 228,277.72, 342,551.94 and 103,616.92 is: 155,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,277.72 : 342,551.94 = 103,616.92 : x
  2. Step 2: Convert to fraction form
    228,277.72/342,551.94 = 103,616.92/x
  3. Step 3: Cross multiply
    228,277.72x = 342,551.94 × 103,616.92
  4. Step 4: Simplify right side
    228,277.72x = 35,494,176,962.82
  5. Step 5: Solve for x
    x = 35,494,176,962.82/228,277.72
  6. Step 6: Final answer
    x = 155,486.82

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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.