Home / 56,495.94-77,985.36-48,506.10

Finding the Fourth Proportional to 56,495.94, 77,985.36 and 48,506.10

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Solution

The fourth proportional to 56,495.94, 77,985.36 and 48,506.10 is: 66,956.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495.94 : 77,985.36 = 48,506.10 : x
  2. Step 2: Convert to fraction form
    56,495.94/77,985.36 = 48,506.10/x
  3. Step 3: Cross multiply
    56,495.94x = 77,985.36 × 48,506.10
  4. Step 4: Simplify right side
    56,495.94x = 3,782,765,670.70
  5. Step 5: Solve for x
    x = 3,782,765,670.70/56,495.94
  6. Step 6: Final answer
    x = 66,956.42

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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.