Home / 56,085.02-77,396.96-30,934.52

Finding the Fourth Proportional to 56,085.02, 77,396.96 and 30,934.52

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Solution

The fourth proportional to 56,085.02, 77,396.96 and 30,934.52 is: 42,689.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,085.02 : 77,396.96 = 30,934.52 : x
  2. Step 2: Convert to fraction form
    56,085.02/77,396.96 = 30,934.52/x
  3. Step 3: Cross multiply
    56,085.02x = 77,396.96 × 30,934.52
  4. Step 4: Simplify right side
    56,085.02x = 2,394,237,265.40
  5. Step 5: Solve for x
    x = 2,394,237,265.40/56,085.02
  6. Step 6: Final answer
    x = 42,689.43

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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.