Home / 88,902.43-133,457.83-70,195.07

Finding the Fourth Proportional to 88,902.43, 133,457.83 and 70,195.07

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Solution

The fourth proportional to 88,902.43, 133,457.83 and 70,195.07 is: 105,374.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,902.43 : 133,457.83 = 70,195.07 : x
  2. Step 2: Convert to fraction form
    88,902.43/133,457.83 = 70,195.07/x
  3. Step 3: Cross multiply
    88,902.43x = 133,457.83 × 70,195.07
  4. Step 4: Simplify right side
    88,902.43x = 9,368,081,877.06
  5. Step 5: Solve for x
    x = 9,368,081,877.06/88,902.43
  6. Step 6: Final answer
    x = 105,374.87

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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.