Home / 64,006.20-88,322.40-35,704.80

Finding the Fourth Proportional to 64,006.20, 88,322.40 and 35,704.80

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Solution

The fourth proportional to 64,006.20, 88,322.40 and 35,704.80 is: 49,269.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,006.20 : 88,322.40 = 35,704.80 : x
  2. Step 2: Convert to fraction form
    64,006.20/88,322.40 = 35,704.80/x
  3. Step 3: Cross multiply
    64,006.20x = 88,322.40 × 35,704.80
  4. Step 4: Simplify right side
    64,006.20x = 3,153,533,627.52
  5. Step 5: Solve for x
    x = 3,153,533,627.52/64,006.20
  6. Step 6: Final answer
    x = 49,269.19

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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.