Home / 54,703.38-82,055.07-42,241.59

Finding the Fourth Proportional to 54,703.38, 82,055.07 and 42,241.59

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Solution

The fourth proportional to 54,703.38, 82,055.07 and 42,241.59 is: 63,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,703.38 : 82,055.07 = 42,241.59 : x
  2. Step 2: Convert to fraction form
    54,703.38/82,055.07 = 42,241.59/x
  3. Step 3: Cross multiply
    54,703.38x = 82,055.07 × 42,241.59
  4. Step 4: Simplify right side
    54,703.38x = 3,466,136,624.36
  5. Step 5: Solve for x
    x = 3,466,136,624.36/54,703.38
  6. Step 6: Final answer
    x = 63,362.39

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Double scale
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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.