Home / 74,465.46-111,706.37-32,316.57

Finding the Fourth Proportional to 74,465.46, 111,706.37 and 32,316.57

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Solution

The fourth proportional to 74,465.46, 111,706.37 and 32,316.57 is: 48,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,465.46 : 111,706.37 = 32,316.57 : x
  2. Step 2: Convert to fraction form
    74,465.46/111,706.37 = 32,316.57/x
  3. Step 3: Cross multiply
    74,465.46x = 111,706.37 × 32,316.57
  4. Step 4: Simplify right side
    74,465.46x = 3,609,966,563.97
  5. Step 5: Solve for x
    x = 3,609,966,563.97/74,465.46
  6. Step 6: Final answer
    x = 48,478.40

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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.