Home / 65,714.48-90,591.56-46,818.80

Finding the Fourth Proportional to 65,714.48, 90,591.56 and 46,818.80

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Solution

The fourth proportional to 65,714.48, 90,591.56 and 46,818.80 is: 64,542.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,714.48 : 90,591.56 = 46,818.80 : x
  2. Step 2: Convert to fraction form
    65,714.48/90,591.56 = 46,818.80/x
  3. Step 3: Cross multiply
    65,714.48x = 90,591.56 × 46,818.80
  4. Step 4: Simplify right side
    65,714.48x = 4,241,387,442.28
  5. Step 5: Solve for x
    x = 4,241,387,442.28/65,714.48
  6. Step 6: Final answer
    x = 64,542.67

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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.