Home / 154,323.78-213,039.62-116,097.92

Finding the Fourth Proportional to 154,323.78, 213,039.62 and 116,097.92

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Solution

The fourth proportional to 154,323.78, 213,039.62 and 116,097.92 is: 160,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,323.78 : 213,039.62 = 116,097.92 : x
  2. Step 2: Convert to fraction form
    154,323.78/213,039.62 = 116,097.92/x
  3. Step 3: Cross multiply
    154,323.78x = 213,039.62 × 116,097.92
  4. Step 4: Simplify right side
    154,323.78x = 24,733,455,113.90
  5. Step 5: Solve for x
    x = 24,733,455,113.90/154,323.78
  6. Step 6: Final answer
    x = 160,269.89

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1.5x scale

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.