Home / 45,045.44-62,127.20-42,027.36

Finding the Fourth Proportional to 45,045.44, 62,127.20 and 42,027.36

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Solution

The fourth proportional to 45,045.44, 62,127.20 and 42,027.36 is: 57,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,045.44 : 62,127.20 = 42,027.36 : x
  2. Step 2: Convert to fraction form
    45,045.44/62,127.20 = 42,027.36/x
  3. Step 3: Cross multiply
    45,045.44x = 62,127.20 × 42,027.36
  4. Step 4: Simplify right side
    45,045.44x = 2,611,042,200.19
  5. Step 5: Solve for x
    x = 2,611,042,200.19/45,045.44
  6. Step 6: Final answer
    x = 57,964.63

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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.