Home / 101,404.44-139,937.29-56,084.32

Finding the Fourth Proportional to 101,404.44, 139,937.29 and 56,084.32

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Solution

The fourth proportional to 101,404.44, 139,937.29 and 56,084.32 is: 77,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,404.44 : 139,937.29 = 56,084.32 : x
  2. Step 2: Convert to fraction form
    101,404.44/139,937.29 = 56,084.32/x
  3. Step 3: Cross multiply
    101,404.44x = 139,937.29 × 56,084.32
  4. Step 4: Simplify right side
    101,404.44x = 7,848,287,752.29
  5. Step 5: Solve for x
    x = 7,848,287,752.29/101,404.44
  6. Step 6: Final answer
    x = 77,395.90

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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.