Home / 65,340.34-98,010.60-43,293.76

Finding the Fourth Proportional to 65,340.34, 98,010.60 and 43,293.76

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Solution

The fourth proportional to 65,340.34, 98,010.60 and 43,293.76 is: 64,940.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,340.34 : 98,010.60 = 43,293.76 : x
  2. Step 2: Convert to fraction form
    65,340.34/98,010.60 = 43,293.76/x
  3. Step 3: Cross multiply
    65,340.34x = 98,010.60 × 43,293.76
  4. Step 4: Simplify right side
    65,340.34x = 4,243,247,393.86
  5. Step 5: Solve for x
    x = 4,243,247,393.86/65,340.34
  6. Step 6: Final answer
    x = 64,940.70

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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.