Home / 51,106.67-70,518.43-46,972.72

Finding the Fourth Proportional to 51,106.67, 70,518.43 and 46,972.72

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Solution

The fourth proportional to 51,106.67, 70,518.43 and 46,972.72 is: 64,814.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106.67 : 70,518.43 = 46,972.72 : x
  2. Step 2: Convert to fraction form
    51,106.67/70,518.43 = 46,972.72/x
  3. Step 3: Cross multiply
    51,106.67x = 70,518.43 × 46,972.72
  4. Step 4: Simplify right side
    51,106.67x = 3,312,442,467.23
  5. Step 5: Solve for x
    x = 3,312,442,467.23/51,106.67
  6. Step 6: Final answer
    x = 64,814.29

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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.