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Finding the Fourth Proportional to 70,452, 105,603.52 and 26,050.24

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Solution

The fourth proportional to 70,452, 105,603.52 and 26,050.24 is: 39,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,452 : 105,603.52 = 26,050.24 : x
  2. Step 2: Convert to fraction form
    70,452/105,603.52 = 26,050.24/x
  3. Step 3: Cross multiply
    70,452x = 105,603.52 × 26,050.24
  4. Step 4: Simplify right side
    70,452x = 2,750,997,040.84
  5. Step 5: Solve for x
    x = 2,750,997,040.84/70,452
  6. Step 6: Final answer
    x = 39,047.82

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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.