Home / 97,789.56-146,715.93-45,233.52

Finding the Fourth Proportional to 97,789.56, 146,715.93 and 45,233.52

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Solution

The fourth proportional to 97,789.56, 146,715.93 and 45,233.52 is: 67,864.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,789.56 : 146,715.93 = 45,233.52 : x
  2. Step 2: Convert to fraction form
    97,789.56/146,715.93 = 45,233.52/x
  3. Step 3: Cross multiply
    97,789.56x = 146,715.93 × 45,233.52
  4. Step 4: Simplify right side
    97,789.56x = 6,636,477,953.97
  5. Step 5: Solve for x
    x = 6,636,477,953.97/97,789.56
  6. Step 6: Final answer
    x = 67,864.89

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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.