Home / 126,407.52-189,714.96-64,095.84

Finding the Fourth Proportional to 126,407.52, 189,714.96 and 64,095.84

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Solution

The fourth proportional to 126,407.52, 189,714.96 and 64,095.84 is: 96,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,407.52 : 189,714.96 = 64,095.84 : x
  2. Step 2: Convert to fraction form
    126,407.52/189,714.96 = 64,095.84/x
  3. Step 3: Cross multiply
    126,407.52x = 189,714.96 × 64,095.84
  4. Step 4: Simplify right side
    126,407.52x = 12,159,939,721.77
  5. Step 5: Solve for x
    x = 12,159,939,721.77/126,407.52
  6. Step 6: Final answer
    x = 96,196.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.