Home / 77,595.33-116,398.18-30,207.35

Finding the Fourth Proportional to 77,595.33, 116,398.18 and 30,207.35

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Solution

The fourth proportional to 77,595.33, 116,398.18 and 30,207.35 is: 45,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,595.33 : 116,398.18 = 30,207.35 : x
  2. Step 2: Convert to fraction form
    77,595.33/116,398.18 = 30,207.35/x
  3. Step 3: Cross multiply
    77,595.33x = 116,398.18 × 30,207.35
  4. Step 4: Simplify right side
    77,595.33x = 3,516,080,891.38
  5. Step 5: Solve for x
    x = 3,516,080,891.38/77,595.33
  6. Step 6: Final answer
    x = 45,313.05

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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.