Home / 56,113.31-84,155.55-16,661.27

Finding the Fourth Proportional to 56,113.31, 84,155.55 and 16,661.27

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Solution

The fourth proportional to 56,113.31, 84,155.55 and 16,661.27 is: 24,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,113.31 : 84,155.55 = 16,661.27 : x
  2. Step 2: Convert to fraction form
    56,113.31/84,155.55 = 16,661.27/x
  3. Step 3: Cross multiply
    56,113.31x = 84,155.55 × 16,661.27
  4. Step 4: Simplify right side
    56,113.31x = 1,402,137,919.77
  5. Step 5: Solve for x
    x = 1,402,137,919.77/56,113.31
  6. Step 6: Final answer
    x = 24,987.62

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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.