Home / 51,798.24-77,828.70-48,315.42

Finding the Fourth Proportional to 51,798.24, 77,828.70 and 48,315.42

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Solution

The fourth proportional to 51,798.24, 77,828.70 and 48,315.42 is: 72,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,798.24 : 77,828.70 = 48,315.42 : x
  2. Step 2: Convert to fraction form
    51,798.24/77,828.70 = 48,315.42/x
  3. Step 3: Cross multiply
    51,798.24x = 77,828.70 × 48,315.42
  4. Step 4: Simplify right side
    51,798.24x = 3,760,326,328.55
  5. Step 5: Solve for x
    x = 3,760,326,328.55/51,798.24
  6. Step 6: Final answer
    x = 72,595.64

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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.