Home / 89,139.60-133,705.98-22,582.08

Finding the Fourth Proportional to 89,139.60, 133,705.98 and 22,582.08

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Solution

The fourth proportional to 89,139.60, 133,705.98 and 22,582.08 is: 33,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,139.60 : 133,705.98 = 22,582.08 : x
  2. Step 2: Convert to fraction form
    89,139.60/133,705.98 = 22,582.08/x
  3. Step 3: Cross multiply
    89,139.60x = 133,705.98 × 22,582.08
  4. Step 4: Simplify right side
    89,139.60x = 3,019,359,136.84
  5. Step 5: Solve for x
    x = 3,019,359,136.84/89,139.60
  6. Step 6: Final answer
    x = 33,872.25

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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.