Home / 371,586.03-557,526.74-118,905.45

Finding the Fourth Proportional to 371,586.03, 557,526.74 and 118,905.45

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Solution

The fourth proportional to 371,586.03, 557,526.74 and 118,905.45 is: 178,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,586.03 : 557,526.74 = 118,905.45 : x
  2. Step 2: Convert to fraction form
    371,586.03/557,526.74 = 118,905.45/x
  3. Step 3: Cross multiply
    371,586.03x = 557,526.74 × 118,905.45
  4. Step 4: Simplify right side
    371,586.03x = 66,292,967,906.73
  5. Step 5: Solve for x
    x = 66,292,967,906.73/371,586.03
  6. Step 6: Final answer
    x = 178,405.44

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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.