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Finding the Fourth Proportional to 97,148.98, 145,681.86 and 33,950.20

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Solution

The fourth proportional to 97,148.98, 145,681.86 and 33,950.20 is: 50,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,148.98 : 145,681.86 = 33,950.20 : x
  2. Step 2: Convert to fraction form
    97,148.98/145,681.86 = 33,950.20/x
  3. Step 3: Cross multiply
    97,148.98x = 145,681.86 × 33,950.20
  4. Step 4: Simplify right side
    97,148.98x = 4,945,928,283.37
  5. Step 5: Solve for x
    x = 4,945,928,283.37/97,148.98
  6. Step 6: Final answer
    x = 50,910.76

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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.