Home / 104,829.60-157,244.40-89,083.20

Finding the Fourth Proportional to 104,829.60, 157,244.40 and 89,083.20

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Solution

The fourth proportional to 104,829.60, 157,244.40 and 89,083.20 is: 133,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,829.60 : 157,244.40 = 89,083.20 : x
  2. Step 2: Convert to fraction form
    104,829.60/157,244.40 = 89,083.20/x
  3. Step 3: Cross multiply
    104,829.60x = 157,244.40 × 89,083.20
  4. Step 4: Simplify right side
    104,829.60x = 14,007,834,334.08
  5. Step 5: Solve for x
    x = 14,007,834,334.08/104,829.60
  6. Step 6: Final answer
    x = 133,624.80

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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.