Home / 165,384.84-248,077.32-40,725.84

Finding the Fourth Proportional to 165,384.84, 248,077.32 and 40,725.84

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Solution

The fourth proportional to 165,384.84, 248,077.32 and 40,725.84 is: 61,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,384.84 : 248,077.32 = 40,725.84 : x
  2. Step 2: Convert to fraction form
    165,384.84/248,077.32 = 40,725.84/x
  3. Step 3: Cross multiply
    165,384.84x = 248,077.32 × 40,725.84
  4. Step 4: Simplify right side
    165,384.84x = 10,103,157,241.95
  5. Step 5: Solve for x
    x = 10,103,157,241.95/165,384.84
  6. Step 6: Final answer
    x = 61,088.77

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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.