Home / 54,425.25-75,106.89-30,549.69

Finding the Fourth Proportional to 54,425.25, 75,106.89 and 30,549.69

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Solution

The fourth proportional to 54,425.25, 75,106.89 and 30,549.69 is: 42,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,425.25 : 75,106.89 = 30,549.69 : x
  2. Step 2: Convert to fraction form
    54,425.25/75,106.89 = 30,549.69/x
  3. Step 3: Cross multiply
    54,425.25x = 75,106.89 × 30,549.69
  4. Step 4: Simplify right side
    54,425.25x = 2,294,492,206.36
  5. Step 5: Solve for x
    x = 2,294,492,206.36/54,425.25
  6. Step 6: Final answer
    x = 42,158.60

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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.