Home / 42,844.41-64,154.84-34,478.73

Finding the Fourth Proportional to 42,844.41, 64,154.84 and 34,478.73

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Solution

The fourth proportional to 42,844.41, 64,154.84 and 34,478.73 is: 51,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,844.41 : 64,154.84 = 34,478.73 : x
  2. Step 2: Convert to fraction form
    42,844.41/64,154.84 = 34,478.73/x
  3. Step 3: Cross multiply
    42,844.41x = 64,154.84 × 34,478.73
  4. Step 4: Simplify right side
    42,844.41x = 2,211,977,234.16
  5. Step 5: Solve for x
    x = 2,211,977,234.16/42,844.41
  6. Step 6: Final answer
    x = 51,628.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.