Home / 277,916.64-416,933.62-107,142.72

Finding the Fourth Proportional to 277,916.64, 416,933.62 and 107,142.72

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Solution

The fourth proportional to 277,916.64, 416,933.62 and 107,142.72 is: 160,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,916.64 : 416,933.62 = 107,142.72 : x
  2. Step 2: Convert to fraction form
    277,916.64/416,933.62 = 107,142.72/x
  3. Step 3: Cross multiply
    277,916.64x = 416,933.62 × 107,142.72
  4. Step 4: Simplify right side
    277,916.64x = 44,671,402,106.25
  5. Step 5: Solve for x
    x = 44,671,402,106.25/277,916.64
  6. Step 6: Final answer
    x = 160,736.69

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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.