Home / 96,582.05-133,282.69-54,139.67

Finding the Fourth Proportional to 96,582.05, 133,282.69 and 54,139.67

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Solution

The fourth proportional to 96,582.05, 133,282.69 and 54,139.67 is: 74,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,582.05 : 133,282.69 = 54,139.67 : x
  2. Step 2: Convert to fraction form
    96,582.05/133,282.69 = 54,139.67/x
  3. Step 3: Cross multiply
    96,582.05x = 133,282.69 × 54,139.67
  4. Step 4: Simplify right side
    96,582.05x = 7,215,880,051.55
  5. Step 5: Solve for x
    x = 7,215,880,051.55/96,582.05
  6. Step 6: Final answer
    x = 74,712.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.