Home / 54,367.08-75,030-30,495.24

Finding the Fourth Proportional to 54,367.08, 75,030 and 30,495.24

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Solution

The fourth proportional to 54,367.08, 75,030 and 30,495.24 is: 42,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367.08 : 75,030 = 30,495.24 : x
  2. Step 2: Convert to fraction form
    54,367.08/75,030 = 30,495.24/x
  3. Step 3: Cross multiply
    54,367.08x = 75,030 × 30,495.24
  4. Step 4: Simplify right side
    54,367.08x = 2,288,057,857.20
  5. Step 5: Solve for x
    x = 2,288,057,857.20/54,367.08
  6. Step 6: Final answer
    x = 42,085.35

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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.