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Finding the Fourth Proportional to 144,293.81, 216,435.85 and 65,352.83

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Solution

The fourth proportional to 144,293.81, 216,435.85 and 65,352.83 is: 98,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,293.81 : 216,435.85 = 65,352.83 : x
  2. Step 2: Convert to fraction form
    144,293.81/216,435.85 = 65,352.83/x
  3. Step 3: Cross multiply
    144,293.81x = 216,435.85 × 65,352.83
  4. Step 4: Simplify right side
    144,293.81x = 14,144,694,065.39
  5. Step 5: Solve for x
    x = 14,144,694,065.39/144,293.81
  6. Step 6: Final answer
    x = 98,027.04

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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.