Home / 162,019.26-242,953.56-49,670.64

Finding the Fourth Proportional to 162,019.26, 242,953.56 and 49,670.64

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Solution

The fourth proportional to 162,019.26, 242,953.56 and 49,670.64 is: 74,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,019.26 : 242,953.56 = 49,670.64 : x
  2. Step 2: Convert to fraction form
    162,019.26/242,953.56 = 49,670.64/x
  3. Step 3: Cross multiply
    162,019.26x = 242,953.56 × 49,670.64
  4. Step 4: Simplify right side
    162,019.26x = 12,067,658,815.48
  5. Step 5: Solve for x
    x = 12,067,658,815.48/162,019.26
  6. Step 6: Final answer
    x = 74,482.87

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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.