Home / 132,225.92-198,284.48-65,641.60

Finding the Fourth Proportional to 132,225.92, 198,284.48 and 65,641.60

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Solution

The fourth proportional to 132,225.92, 198,284.48 and 65,641.60 is: 98,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,225.92 : 198,284.48 = 65,641.60 : x
  2. Step 2: Convert to fraction form
    132,225.92/198,284.48 = 65,641.60/x
  3. Step 3: Cross multiply
    132,225.92x = 198,284.48 × 65,641.60
  4. Step 4: Simplify right side
    132,225.92x = 13,015,710,522.37
  5. Step 5: Solve for x
    x = 13,015,710,522.37/132,225.92
  6. Step 6: Final answer
    x = 98,435.39

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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.