Home / 117,722.13-176,483.66-51,111.87

Finding the Fourth Proportional to 117,722.13, 176,483.66 and 51,111.87

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Solution

The fourth proportional to 117,722.13, 176,483.66 and 51,111.87 is: 76,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,722.13 : 176,483.66 = 51,111.87 : x
  2. Step 2: Convert to fraction form
    117,722.13/176,483.66 = 51,111.87/x
  3. Step 3: Cross multiply
    117,722.13x = 176,483.66 × 51,111.87
  4. Step 4: Simplify right side
    117,722.13x = 9,020,409,631.48
  5. Step 5: Solve for x
    x = 9,020,409,631.48/117,722.13
  6. Step 6: Final answer
    x = 76,624.59

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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.