Home / 56,115.84-84,159.30-16,664.04

Finding the Fourth Proportional to 56,115.84, 84,159.30 and 16,664.04

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Solution

The fourth proportional to 56,115.84, 84,159.30 and 16,664.04 is: 24,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,115.84 : 84,159.30 = 16,664.04 : x
  2. Step 2: Convert to fraction form
    56,115.84/84,159.30 = 16,664.04/x
  3. Step 3: Cross multiply
    56,115.84x = 84,159.30 × 16,664.04
  4. Step 4: Simplify right side
    56,115.84x = 1,402,433,941.57
  5. Step 5: Solve for x
    x = 1,402,433,941.57/56,115.84
  6. Step 6: Final answer
    x = 24,991.77

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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.