Home / 51,315.66-77,096.79-48,483.36

Finding the Fourth Proportional to 51,315.66, 77,096.79 and 48,483.36

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Solution

The fourth proportional to 51,315.66, 77,096.79 and 48,483.36 is: 72,841.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,315.66 : 77,096.79 = 48,483.36 : x
  2. Step 2: Convert to fraction form
    51,315.66/77,096.79 = 48,483.36/x
  3. Step 3: Cross multiply
    51,315.66x = 77,096.79 × 48,483.36
  4. Step 4: Simplify right side
    51,315.66x = 3,737,911,424.41
  5. Step 5: Solve for x
    x = 3,737,911,424.41/51,315.66
  6. Step 6: Final answer
    x = 72,841.53

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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.