Home / 152,956.86-211,021.52-112,766.18

Finding the Fourth Proportional to 152,956.86, 211,021.52 and 112,766.18

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Solution

The fourth proportional to 152,956.86, 211,021.52 and 112,766.18 is: 155,573.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,956.86 : 211,021.52 = 112,766.18 : x
  2. Step 2: Convert to fraction form
    152,956.86/211,021.52 = 112,766.18/x
  3. Step 3: Cross multiply
    152,956.86x = 211,021.52 × 112,766.18
  4. Step 4: Simplify right side
    152,956.86x = 23,796,090,708.19
  5. Step 5: Solve for x
    x = 23,796,090,708.19/152,956.86
  6. Step 6: Final answer
    x = 155,573.87

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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.