Home / 348,852.50-523,356.75-127,236.50

Finding the Fourth Proportional to 348,852.50, 523,356.75 and 127,236.50

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Solution

The fourth proportional to 348,852.50, 523,356.75 and 127,236.50 is: 190,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,852.50 : 523,356.75 = 127,236.50 : x
  2. Step 2: Convert to fraction form
    348,852.50/523,356.75 = 127,236.50/x
  3. Step 3: Cross multiply
    348,852.50x = 523,356.75 × 127,236.50
  4. Step 4: Simplify right side
    348,852.50x = 66,590,081,121.38
  5. Step 5: Solve for x
    x = 66,590,081,121.38/348,852.50
  6. Step 6: Final answer
    x = 190,883.20

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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.