Home / 64,626.12-89,147.62-37,762.92

Finding the Fourth Proportional to 64,626.12, 89,147.62 and 37,762.92

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Solution

The fourth proportional to 64,626.12, 89,147.62 and 37,762.92 is: 52,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,626.12 : 89,147.62 = 37,762.92 : x
  2. Step 2: Convert to fraction form
    64,626.12/89,147.62 = 37,762.92/x
  3. Step 3: Cross multiply
    64,626.12x = 89,147.62 × 37,762.92
  4. Step 4: Simplify right side
    64,626.12x = 3,366,474,442.25
  5. Step 5: Solve for x
    x = 3,366,474,442.25/64,626.12
  6. Step 6: Final answer
    x = 52,091.55

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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.