Home / 237,788.98-328,148.75-130,359.77

Finding the Fourth Proportional to 237,788.98, 328,148.75 and 130,359.77

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Solution

The fourth proportional to 237,788.98, 328,148.75 and 130,359.77 is: 179,896.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,788.98 : 328,148.75 = 130,359.77 : x
  2. Step 2: Convert to fraction form
    237,788.98/328,148.75 = 130,359.77/x
  3. Step 3: Cross multiply
    237,788.98x = 328,148.75 × 130,359.77
  4. Step 4: Simplify right side
    237,788.98x = 42,777,395,575.79
  5. Step 5: Solve for x
    x = 42,777,395,575.79/237,788.98
  6. Step 6: Final answer
    x = 179,896.46

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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.