Home / 74,140.60-111,098.67-49,090.95

Finding the Fourth Proportional to 74,140.60, 111,098.67 and 49,090.95

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Solution

The fourth proportional to 74,140.60, 111,098.67 and 49,090.95 is: 73,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,140.60 : 111,098.67 = 49,090.95 : x
  2. Step 2: Convert to fraction form
    74,140.60/111,098.67 = 49,090.95/x
  3. Step 3: Cross multiply
    74,140.60x = 111,098.67 × 49,090.95
  4. Step 4: Simplify right side
    74,140.60x = 5,453,939,254.04
  5. Step 5: Solve for x
    x = 5,453,939,254.04/74,140.60
  6. Step 6: Final answer
    x = 73,562.11

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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.