Home / 75,236.63-103,799.93-42,947.94

Finding the Fourth Proportional to 75,236.63, 103,799.93 and 42,947.94

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Solution

The fourth proportional to 75,236.63, 103,799.93 and 42,947.94 is: 59,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,236.63 : 103,799.93 = 42,947.94 : x
  2. Step 2: Convert to fraction form
    75,236.63/103,799.93 = 42,947.94/x
  3. Step 3: Cross multiply
    75,236.63x = 103,799.93 × 42,947.94
  4. Step 4: Simplify right side
    75,236.63x = 4,457,993,340.15
  5. Step 5: Solve for x
    x = 4,457,993,340.15/75,236.63
  6. Step 6: Final answer
    x = 59,252.97

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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.