Home / 172,328.41-258,365.50-124,219.88

Finding the Fourth Proportional to 172,328.41, 258,365.50 and 124,219.88

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Solution

The fourth proportional to 172,328.41, 258,365.50 and 124,219.88 is: 186,238.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,328.41 : 258,365.50 = 124,219.88 : x
  2. Step 2: Convert to fraction form
    172,328.41/258,365.50 = 124,219.88/x
  3. Step 3: Cross multiply
    172,328.41x = 258,365.50 × 124,219.88
  4. Step 4: Simplify right side
    172,328.41x = 32,094,130,772.63
  5. Step 5: Solve for x
    x = 32,094,130,772.63/172,328.41
  6. Step 6: Final answer
    x = 186,238.19

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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.