Home / 88,908.05-133,466.27-70,200.70

Finding the Fourth Proportional to 88,908.05, 133,466.27 and 70,200.70

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Solution

The fourth proportional to 88,908.05, 133,466.27 and 70,200.70 is: 105,383.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,908.05 : 133,466.27 = 70,200.70 : x
  2. Step 2: Convert to fraction form
    88,908.05/133,466.27 = 70,200.70/x
  3. Step 3: Cross multiply
    88,908.05x = 133,466.27 × 70,200.70
  4. Step 4: Simplify right side
    88,908.05x = 9,369,424,895.72
  5. Step 5: Solve for x
    x = 9,369,424,895.72/88,908.05
  6. Step 6: Final answer
    x = 105,383.31

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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.