Home / 65,545.60-98,318.40-44,809.60

Finding the Fourth Proportional to 65,545.60, 98,318.40 and 44,809.60

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Solution

The fourth proportional to 65,545.60, 98,318.40 and 44,809.60 is: 67,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,545.60 : 98,318.40 = 44,809.60 : x
  2. Step 2: Convert to fraction form
    65,545.60/98,318.40 = 44,809.60/x
  3. Step 3: Cross multiply
    65,545.60x = 98,318.40 × 44,809.60
  4. Step 4: Simplify right side
    65,545.60x = 4,405,608,176.64
  5. Step 5: Solve for x
    x = 4,405,608,176.64/65,545.60
  6. Step 6: Final answer
    x = 67,214.40

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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.