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Finding the Fourth Proportional to 54,903.71, 75,775.23 and 34,762.46

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Solution

The fourth proportional to 54,903.71, 75,775.23 and 34,762.46 is: 47,977.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,903.71 : 75,775.23 = 34,762.46 : x
  2. Step 2: Convert to fraction form
    54,903.71/75,775.23 = 34,762.46/x
  3. Step 3: Cross multiply
    54,903.71x = 75,775.23 × 34,762.46
  4. Step 4: Simplify right side
    54,903.71x = 2,634,133,022.99
  5. Step 5: Solve for x
    x = 2,634,133,022.99/54,903.71
  6. Step 6: Final answer
    x = 47,977.33

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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.