Home / 77,470.70-116,207.19-30,088.53

Finding the Fourth Proportional to 77,470.70, 116,207.19 and 30,088.53

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Solution

The fourth proportional to 77,470.70, 116,207.19 and 30,088.53 is: 45,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,470.70 : 116,207.19 = 30,088.53 : x
  2. Step 2: Convert to fraction form
    77,470.70/116,207.19 = 30,088.53/x
  3. Step 3: Cross multiply
    77,470.70x = 116,207.19 × 30,088.53
  4. Step 4: Simplify right side
    77,470.70x = 3,496,503,522.53
  5. Step 5: Solve for x
    x = 3,496,503,522.53/77,470.70
  6. Step 6: Final answer
    x = 45,133.24

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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.