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Finding the Fourth Proportional to 62,214.40, 93,321.60 and 31,045.60

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Solution

The fourth proportional to 62,214.40, 93,321.60 and 31,045.60 is: 46,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,214.40 : 93,321.60 = 31,045.60 : x
  2. Step 2: Convert to fraction form
    62,214.40/93,321.60 = 31,045.60/x
  3. Step 3: Cross multiply
    62,214.40x = 93,321.60 × 31,045.60
  4. Step 4: Simplify right side
    62,214.40x = 2,897,225,064.96
  5. Step 5: Solve for x
    x = 2,897,225,064.96/62,214.40
  6. Step 6: Final answer
    x = 46,568.40

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1.5x scale

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.