Home / 54,482.26-75,181.47-30,612.91

Finding the Fourth Proportional to 54,482.26, 75,181.47 and 30,612.91

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Solution

The fourth proportional to 54,482.26, 75,181.47 and 30,612.91 is: 42,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,482.26 : 75,181.47 = 30,612.91 : x
  2. Step 2: Convert to fraction form
    54,482.26/75,181.47 = 30,612.91/x
  3. Step 3: Cross multiply
    54,482.26x = 75,181.47 × 30,612.91
  4. Step 4: Simplify right side
    54,482.26x = 2,301,523,574.78
  5. Step 5: Solve for x
    x = 2,301,523,574.78/54,482.26
  6. Step 6: Final answer
    x = 42,243.54

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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.