Home / 124,135.90-186,204.93-35,389.30

Finding the Fourth Proportional to 124,135.90, 186,204.93 and 35,389.30

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Solution

The fourth proportional to 124,135.90, 186,204.93 and 35,389.30 is: 53,084.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,135.90 : 186,204.93 = 35,389.30 : x
  2. Step 2: Convert to fraction form
    124,135.90/186,204.93 = 35,389.30/x
  3. Step 3: Cross multiply
    124,135.90x = 186,204.93 × 35,389.30
  4. Step 4: Simplify right side
    124,135.90x = 6,589,662,129.25
  5. Step 5: Solve for x
    x = 6,589,662,129.25/124,135.90
  6. Step 6: Final answer
    x = 53,084.26

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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.