Home / 74,800.46-103,313.68-54,624.98

Finding the Fourth Proportional to 74,800.46, 103,313.68 and 54,624.98

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Solution

The fourth proportional to 74,800.46, 103,313.68 and 54,624.98 is: 75,447.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,800.46 : 103,313.68 = 54,624.98 : x
  2. Step 2: Convert to fraction form
    74,800.46/103,313.68 = 54,624.98/x
  3. Step 3: Cross multiply
    74,800.46x = 103,313.68 × 54,624.98
  4. Step 4: Simplify right side
    74,800.46x = 5,643,507,703.73
  5. Step 5: Solve for x
    x = 5,643,507,703.73/74,800.46
  6. Step 6: Final answer
    x = 75,447.50

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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.