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Finding the Fourth Proportional to 64,107.24, 88,468.64 and 35,809.64

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Solution

The fourth proportional to 64,107.24, 88,468.64 and 35,809.64 is: 49,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,107.24 : 88,468.64 = 35,809.64 : x
  2. Step 2: Convert to fraction form
    64,107.24/88,468.64 = 35,809.64/x
  3. Step 3: Cross multiply
    64,107.24x = 88,468.64 × 35,809.64
  4. Step 4: Simplify right side
    64,107.24x = 3,168,030,149.69
  5. Step 5: Solve for x
    x = 3,168,030,149.69/64,107.24
  6. Step 6: Final answer
    x = 49,417.67

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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.