Home / 65,712.30-98,585.74-34,124.46

Finding the Fourth Proportional to 65,712.30, 98,585.74 and 34,124.46

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Solution

The fourth proportional to 65,712.30, 98,585.74 and 34,124.46 is: 51,195.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712.30 : 98,585.74 = 34,124.46 : x
  2. Step 2: Convert to fraction form
    65,712.30/98,585.74 = 34,124.46/x
  3. Step 3: Cross multiply
    65,712.30x = 98,585.74 × 34,124.46
  4. Step 4: Simplify right side
    65,712.30x = 3,364,185,141.20
  5. Step 5: Solve for x
    x = 3,364,185,141.20/65,712.30
  6. Step 6: Final answer
    x = 51,195.67

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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.