Home / 240,671.05-332,124.91-130,289.41

Finding the Fourth Proportional to 240,671.05, 332,124.91 and 130,289.41

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Solution

The fourth proportional to 240,671.05, 332,124.91 and 130,289.41 is: 179,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,671.05 : 332,124.91 = 130,289.41 : x
  2. Step 2: Convert to fraction form
    240,671.05/332,124.91 = 130,289.41/x
  3. Step 3: Cross multiply
    240,671.05x = 332,124.91 × 130,289.41
  4. Step 4: Simplify right side
    240,671.05x = 43,272,358,659.64
  5. Step 5: Solve for x
    x = 43,272,358,659.64/240,671.05
  6. Step 6: Final answer
    x = 179,798.77

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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.