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Finding the Fourth Proportional to 62,110.40, 93,165.60 and 48,113.60

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Solution

The fourth proportional to 62,110.40, 93,165.60 and 48,113.60 is: 72,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,110.40 : 93,165.60 = 48,113.60 : x
  2. Step 2: Convert to fraction form
    62,110.40/93,165.60 = 48,113.60/x
  3. Step 3: Cross multiply
    62,110.40x = 93,165.60 × 48,113.60
  4. Step 4: Simplify right side
    62,110.40x = 4,482,532,412.16
  5. Step 5: Solve for x
    x = 4,482,532,412.16/62,110.40
  6. Step 6: Final answer
    x = 72,170.40

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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.