Home / 99,097.05-148,668.29-42,946.59

Finding the Fourth Proportional to 99,097.05, 148,668.29 and 42,946.59

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Solution

The fourth proportional to 99,097.05, 148,668.29 and 42,946.59 is: 64,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,097.05 : 148,668.29 = 42,946.59 : x
  2. Step 2: Convert to fraction form
    99,097.05/148,668.29 = 42,946.59/x
  3. Step 3: Cross multiply
    99,097.05x = 148,668.29 × 42,946.59
  4. Step 4: Simplify right side
    99,097.05x = 6,384,796,096.63
  5. Step 5: Solve for x
    x = 6,384,796,096.63/99,097.05
  6. Step 6: Final answer
    x = 64,429.73

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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.