Home / 165,380.94-248,038.61-47,053.31

Finding the Fourth Proportional to 165,380.94, 248,038.61 and 47,053.31

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Solution

The fourth proportional to 165,380.94, 248,038.61 and 47,053.31 is: 70,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,380.94 : 248,038.61 = 47,053.31 : x
  2. Step 2: Convert to fraction form
    165,380.94/248,038.61 = 47,053.31/x
  3. Step 3: Cross multiply
    165,380.94x = 248,038.61 × 47,053.31
  4. Step 4: Simplify right side
    165,380.94x = 11,671,036,132.84
  5. Step 5: Solve for x
    x = 11,671,036,132.84/165,380.94
  6. Step 6: Final answer
    x = 70,570.62

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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.