Home / 192,261.60-265,312.80-107,377.20

Finding the Fourth Proportional to 192,261.60, 265,312.80 and 107,377.20

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Solution

The fourth proportional to 192,261.60, 265,312.80 and 107,377.20 is: 148,175.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,261.60 : 265,312.80 = 107,377.20 : x
  2. Step 2: Convert to fraction form
    192,261.60/265,312.80 = 107,377.20/x
  3. Step 3: Cross multiply
    192,261.60x = 265,312.80 × 107,377.20
  4. Step 4: Simplify right side
    192,261.60x = 28,488,545,588.16
  5. Step 5: Solve for x
    x = 28,488,545,588.16/192,261.60
  6. Step 6: Final answer
    x = 148,175.95

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1.5x scale

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.