Home / 56,394.99-84,570.62-30,085.38

Finding the Fourth Proportional to 56,394.99, 84,570.62 and 30,085.38

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Solution

The fourth proportional to 56,394.99, 84,570.62 and 30,085.38 is: 45,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,394.99 : 84,570.62 = 30,085.38 : x
  2. Step 2: Convert to fraction form
    56,394.99/84,570.62 = 30,085.38/x
  3. Step 3: Cross multiply
    56,394.99x = 84,570.62 × 30,085.38
  4. Step 4: Simplify right side
    56,394.99x = 2,544,339,089.11
  5. Step 5: Solve for x
    x = 2,544,339,089.11/56,394.99
  6. Step 6: Final answer
    x = 45,116.40

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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.