Home / 65,390.48-98,085.19-43,302.69

Finding the Fourth Proportional to 65,390.48, 98,085.19 and 43,302.69

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Solution

The fourth proportional to 65,390.48, 98,085.19 and 43,302.69 is: 64,953.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,390.48 : 98,085.19 = 43,302.69 : x
  2. Step 2: Convert to fraction form
    65,390.48/98,085.19 = 43,302.69/x
  3. Step 3: Cross multiply
    65,390.48x = 98,085.19 × 43,302.69
  4. Step 4: Simplify right side
    65,390.48x = 4,247,352,467.90
  5. Step 5: Solve for x
    x = 4,247,352,467.90/65,390.48
  6. Step 6: Final answer
    x = 64,953.68

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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.