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Finding the Fourth Proportional to 141,281.60, 211,922.40 and 62,355.20

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Solution

The fourth proportional to 141,281.60, 211,922.40 and 62,355.20 is: 93,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,281.60 : 211,922.40 = 62,355.20 : x
  2. Step 2: Convert to fraction form
    141,281.60/211,922.40 = 62,355.20/x
  3. Step 3: Cross multiply
    141,281.60x = 211,922.40 × 62,355.20
  4. Step 4: Simplify right side
    141,281.60x = 13,214,463,636.48
  5. Step 5: Solve for x
    x = 13,214,463,636.48/141,281.60
  6. Step 6: Final answer
    x = 93,532.80

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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.