Home / 185,265.63-255,671.33-113,685.21

Finding the Fourth Proportional to 185,265.63, 255,671.33 and 113,685.21

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Solution

The fourth proportional to 185,265.63, 255,671.33 and 113,685.21 is: 156,888.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,265.63 : 255,671.33 = 113,685.21 : x
  2. Step 2: Convert to fraction form
    185,265.63/255,671.33 = 113,685.21/x
  3. Step 3: Cross multiply
    185,265.63x = 255,671.33 × 113,685.21
  4. Step 4: Simplify right side
    185,265.63x = 29,066,048,273.60
  5. Step 5: Solve for x
    x = 29,066,048,273.60/185,265.63
  6. Step 6: Final answer
    x = 156,888.51

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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.