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Finding the Fourth Proportional to 51,225.98, 70,647.66 and 33,314.48

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Solution

The fourth proportional to 51,225.98, 70,647.66 and 33,314.48 is: 45,945.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,225.98 : 70,647.66 = 33,314.48 : x
  2. Step 2: Convert to fraction form
    51,225.98/70,647.66 = 33,314.48/x
  3. Step 3: Cross multiply
    51,225.98x = 70,647.66 × 33,314.48
  4. Step 4: Simplify right side
    51,225.98x = 2,353,590,056.12
  5. Step 5: Solve for x
    x = 2,353,590,056.12/51,225.98
  6. Step 6: Final answer
    x = 45,945.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.