Home / 112,026-154,605.60-61,734.72

Finding the Fourth Proportional to 112,026, 154,605.60 and 61,734.72

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Solution

The fourth proportional to 112,026, 154,605.60 and 61,734.72 is: 85,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,026 : 154,605.60 = 61,734.72 : x
  2. Step 2: Convert to fraction form
    112,026/154,605.60 = 61,734.72/x
  3. Step 3: Cross multiply
    112,026x = 154,605.60 × 61,734.72
  4. Step 4: Simplify right side
    112,026x = 9,544,533,426.43
  5. Step 5: Solve for x
    x = 9,544,533,426.43/112,026
  6. Step 6: Final answer
    x = 85,199.27

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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.