Home / 112,094.96-154,692.76-61,107.72

Finding the Fourth Proportional to 112,094.96, 154,692.76 and 61,107.72

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Solution

The fourth proportional to 112,094.96, 154,692.76 and 61,107.72 is: 84,329.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,094.96 : 154,692.76 = 61,107.72 : x
  2. Step 2: Convert to fraction form
    112,094.96/154,692.76 = 61,107.72/x
  3. Step 3: Cross multiply
    112,094.96x = 154,692.76 × 61,107.72
  4. Step 4: Simplify right side
    112,094.96x = 9,452,921,864.11
  5. Step 5: Solve for x
    x = 9,452,921,864.11/112,094.96
  6. Step 6: Final answer
    x = 84,329.59

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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.