Home / 56,455.53-77,903.01-32,589.89

Finding the Fourth Proportional to 56,455.53, 77,903.01 and 32,589.89

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Solution

The fourth proportional to 56,455.53, 77,903.01 and 32,589.89 is: 44,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,455.53 : 77,903.01 = 32,589.89 : x
  2. Step 2: Convert to fraction form
    56,455.53/77,903.01 = 32,589.89/x
  3. Step 3: Cross multiply
    56,455.53x = 77,903.01 × 32,589.89
  4. Step 4: Simplify right side
    56,455.53x = 2,538,850,648.78
  5. Step 5: Solve for x
    x = 2,538,850,648.78/56,455.53
  6. Step 6: Final answer
    x = 44,970.81

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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.