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Finding the Fourth Proportional to 235,728.06, 353,603.75 and 67,273.22

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Solution

The fourth proportional to 235,728.06, 353,603.75 and 67,273.22 is: 100,913.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,728.06 : 353,603.75 = 67,273.22 : x
  2. Step 2: Convert to fraction form
    235,728.06/353,603.75 = 67,273.22/x
  3. Step 3: Cross multiply
    235,728.06x = 353,603.75 × 67,273.22
  4. Step 4: Simplify right side
    235,728.06x = 23,788,060,762.19
  5. Step 5: Solve for x
    x = 23,788,060,762.19/235,728.06
  6. Step 6: Final answer
    x = 100,913.15

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1.5x scale

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.