Home / 112,941.52-169,418.04-42,826.64

Finding the Fourth Proportional to 112,941.52, 169,418.04 and 42,826.64

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Solution

The fourth proportional to 112,941.52, 169,418.04 and 42,826.64 is: 64,242.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,941.52 : 169,418.04 = 42,826.64 : x
  2. Step 2: Convert to fraction form
    112,941.52/169,418.04 = 42,826.64/x
  3. Step 3: Cross multiply
    112,941.52x = 169,418.04 × 42,826.64
  4. Step 4: Simplify right side
    112,941.52x = 7,255,605,408.59
  5. Step 5: Solve for x
    x = 7,255,605,408.59/112,941.52
  6. Step 6: Final answer
    x = 64,242.14

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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.