Home / 92,852.31-128,137.60-50,410.84

Finding the Fourth Proportional to 92,852.31, 128,137.60 and 50,410.84

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Solution

The fourth proportional to 92,852.31, 128,137.60 and 50,410.84 is: 69,567.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,852.31 : 128,137.60 = 50,410.84 : x
  2. Step 2: Convert to fraction form
    92,852.31/128,137.60 = 50,410.84/x
  3. Step 3: Cross multiply
    92,852.31x = 128,137.60 × 50,410.84
  4. Step 4: Simplify right side
    92,852.31x = 6,459,524,051.58
  5. Step 5: Solve for x
    x = 6,459,524,051.58/92,852.31
  6. Step 6: Final answer
    x = 69,567.73

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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.