Home / 230,752.56-346,148.28-72,977.52

Finding the Fourth Proportional to 230,752.56, 346,148.28 and 72,977.52

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Solution

The fourth proportional to 230,752.56, 346,148.28 and 72,977.52 is: 109,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,752.56 : 346,148.28 = 72,977.52 : x
  2. Step 2: Convert to fraction form
    230,752.56/346,148.28 = 72,977.52/x
  3. Step 3: Cross multiply
    230,752.56x = 346,148.28 × 72,977.52
  4. Step 4: Simplify right side
    230,752.56x = 25,261,043,026.67
  5. Step 5: Solve for x
    x = 25,261,043,026.67/230,752.56
  6. Step 6: Final answer
    x = 109,472.43

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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.