Home / 112,223.25-154,871.33-61,925.49

Finding the Fourth Proportional to 112,223.25, 154,871.33 and 61,925.49

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Solution

The fourth proportional to 112,223.25, 154,871.33 and 61,925.49 is: 85,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,223.25 : 154,871.33 = 61,925.49 : x
  2. Step 2: Convert to fraction form
    112,223.25/154,871.33 = 61,925.49/x
  3. Step 3: Cross multiply
    112,223.25x = 154,871.33 × 61,925.49
  4. Step 4: Simplify right side
    112,223.25x = 9,590,482,687.57
  5. Step 5: Solve for x
    x = 9,590,482,687.57/112,223.25
  6. Step 6: Final answer
    x = 85,458.96

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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.