Home / 352,122.49-528,051.06-127,427.35

Finding the Fourth Proportional to 352,122.49, 528,051.06 and 127,427.35

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Solution

The fourth proportional to 352,122.49, 528,051.06 and 127,427.35 is: 191,093.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,122.49 : 528,051.06 = 127,427.35 : x
  2. Step 2: Convert to fraction form
    352,122.49/528,051.06 = 127,427.35/x
  3. Step 3: Cross multiply
    352,122.49x = 528,051.06 × 127,427.35
  4. Step 4: Simplify right side
    352,122.49x = 67,288,147,240.49
  5. Step 5: Solve for x
    x = 67,288,147,240.49/352,122.49
  6. Step 6: Final answer
    x = 191,093.01

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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.