Home / 74,457.45-102,751.51-42,626.59

Finding the Fourth Proportional to 74,457.45, 102,751.51 and 42,626.59

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Solution

The fourth proportional to 74,457.45, 102,751.51 and 42,626.59 is: 58,824.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,457.45 : 102,751.51 = 42,626.59 : x
  2. Step 2: Convert to fraction form
    74,457.45/102,751.51 = 42,626.59/x
  3. Step 3: Cross multiply
    74,457.45x = 102,751.51 × 42,626.59
  4. Step 4: Simplify right side
    74,457.45x = 4,379,946,488.65
  5. Step 5: Solve for x
    x = 4,379,946,488.65/74,457.45
  6. Step 6: Final answer
    x = 58,824.83

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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.