Home / 65,246.64-90,095.52-41,415.60

Finding the Fourth Proportional to 65,246.64, 90,095.52 and 41,415.60

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Solution

The fourth proportional to 65,246.64, 90,095.52 and 41,415.60 is: 57,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,246.64 : 90,095.52 = 41,415.60 : x
  2. Step 2: Convert to fraction form
    65,246.64/90,095.52 = 41,415.60/x
  3. Step 3: Cross multiply
    65,246.64x = 90,095.52 × 41,415.60
  4. Step 4: Simplify right side
    65,246.64x = 3,731,360,018.11
  5. Step 5: Solve for x
    x = 3,731,360,018.11/65,246.64
  6. Step 6: Final answer
    x = 57,188.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.