Home / 65,528.53-98,292.89-28,085.67

Finding the Fourth Proportional to 65,528.53, 98,292.89 and 28,085.67

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Solution

The fourth proportional to 65,528.53, 98,292.89 and 28,085.67 is: 42,128.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,528.53 : 98,292.89 = 28,085.67 : x
  2. Step 2: Convert to fraction form
    65,528.53/98,292.89 = 28,085.67/x
  3. Step 3: Cross multiply
    65,528.53x = 98,292.89 × 28,085.67
  4. Step 4: Simplify right side
    65,528.53x = 2,760,621,742.10
  5. Step 5: Solve for x
    x = 2,760,621,742.10/65,528.53
  6. Step 6: Final answer
    x = 42,128.55

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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.