Home / 64,425.10-88,907.60-48,263.78

Finding the Fourth Proportional to 64,425.10, 88,907.60 and 48,263.78

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Solution

The fourth proportional to 64,425.10, 88,907.60 and 48,263.78 is: 66,604.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.10 : 88,907.60 = 48,263.78 : x
  2. Step 2: Convert to fraction form
    64,425.10/88,907.60 = 48,263.78/x
  3. Step 3: Cross multiply
    64,425.10x = 88,907.60 × 48,263.78
  4. Step 4: Simplify right side
    64,425.10x = 4,291,016,846.73
  5. Step 5: Solve for x
    x = 4,291,016,846.73/64,425.10
  6. Step 6: Final answer
    x = 66,604.74

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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.