Home / 269,977.08-372,582.90-155,254.36

Finding the Fourth Proportional to 269,977.08, 372,582.90 and 155,254.36

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Solution

The fourth proportional to 269,977.08, 372,582.90 and 155,254.36 is: 214,259.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,977.08 : 372,582.90 = 155,254.36 : x
  2. Step 2: Convert to fraction form
    269,977.08/372,582.90 = 155,254.36/x
  3. Step 3: Cross multiply
    269,977.08x = 372,582.90 × 155,254.36
  4. Step 4: Simplify right side
    269,977.08x = 57,845,119,686.44
  5. Step 5: Solve for x
    x = 57,845,119,686.44/269,977.08
  6. Step 6: Final answer
    x = 214,259.37

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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.