Home / 64,172.10-88,558.08-35,877.84

Finding the Fourth Proportional to 64,172.10, 88,558.08 and 35,877.84

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Solution

The fourth proportional to 64,172.10, 88,558.08 and 35,877.84 is: 49,511.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,172.10 : 88,558.08 = 35,877.84 : x
  2. Step 2: Convert to fraction form
    64,172.10/88,558.08 = 35,877.84/x
  3. Step 3: Cross multiply
    64,172.10x = 88,558.08 × 35,877.84
  4. Step 4: Simplify right side
    64,172.10x = 3,177,272,624.95
  5. Step 5: Solve for x
    x = 3,177,272,624.95/64,172.10
  6. Step 6: Final answer
    x = 49,511.74

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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.