Home / 136,302.93-188,093.64-75,871.58

Finding the Fourth Proportional to 136,302.93, 188,093.64 and 75,871.58

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Solution

The fourth proportional to 136,302.93, 188,093.64 and 75,871.58 is: 104,700.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,302.93 : 188,093.64 = 75,871.58 : x
  2. Step 2: Convert to fraction form
    136,302.93/188,093.64 = 75,871.58/x
  3. Step 3: Cross multiply
    136,302.93x = 188,093.64 × 75,871.58
  4. Step 4: Simplify right side
    136,302.93x = 14,270,960,714.28
  5. Step 5: Solve for x
    x = 14,270,960,714.28/136,302.93
  6. Step 6: Final answer
    x = 104,700.32

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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.