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Finding the Fourth Proportional to 215,014.77, 322,410.65 and 96,584.94

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Solution

The fourth proportional to 215,014.77, 322,410.65 and 96,584.94 is: 144,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,014.77 : 322,410.65 = 96,584.94 : x
  2. Step 2: Convert to fraction form
    215,014.77/322,410.65 = 96,584.94/x
  3. Step 3: Cross multiply
    215,014.77x = 322,410.65 × 96,584.94
  4. Step 4: Simplify right side
    215,014.77x = 31,140,012,802.69
  5. Step 5: Solve for x
    x = 31,140,012,802.69/215,014.77
  6. Step 6: Final answer
    x = 144,827.32

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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.