Home / 90,768.41-125,262.01-50,482.19

Finding the Fourth Proportional to 90,768.41, 125,262.01 and 50,482.19

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Solution

The fourth proportional to 90,768.41, 125,262.01 and 50,482.19 is: 69,666.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,768.41 : 125,262.01 = 50,482.19 : x
  2. Step 2: Convert to fraction form
    90,768.41/125,262.01 = 50,482.19/x
  3. Step 3: Cross multiply
    90,768.41x = 125,262.01 × 50,482.19
  4. Step 4: Simplify right side
    90,768.41x = 6,323,499,836.09
  5. Step 5: Solve for x
    x = 6,323,499,836.09/90,768.41
  6. Step 6: Final answer
    x = 69,666.31

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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.