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Finding the Fourth Proportional to 96,633.70, 144,950.55 and 61,204.30

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Solution

The fourth proportional to 96,633.70, 144,950.55 and 61,204.30 is: 91,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,633.70 : 144,950.55 = 61,204.30 : x
  2. Step 2: Convert to fraction form
    96,633.70/144,950.55 = 61,204.30/x
  3. Step 3: Cross multiply
    96,633.70x = 144,950.55 × 61,204.30
  4. Step 4: Simplify right side
    96,633.70x = 8,871,596,947.37
  5. Step 5: Solve for x
    x = 8,871,596,947.37/96,633.70
  6. Step 6: Final answer
    x = 91,806.45

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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.