Home / 56,511.63-77,902.83-43,059.60

Finding the Fourth Proportional to 56,511.63, 77,902.83 and 43,059.60

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Solution

The fourth proportional to 56,511.63, 77,902.83 and 43,059.60 is: 59,358.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,511.63 : 77,902.83 = 43,059.60 : x
  2. Step 2: Convert to fraction form
    56,511.63/77,902.83 = 43,059.60/x
  3. Step 3: Cross multiply
    56,511.63x = 77,902.83 × 43,059.60
  4. Step 4: Simplify right side
    56,511.63x = 3,354,464,698.67
  5. Step 5: Solve for x
    x = 3,354,464,698.67/56,511.63
  6. Step 6: Final answer
    x = 59,358.84

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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.