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Finding the Fourth Proportional to 211,751.15, 292,217.15 and 116,264.03

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Solution

The fourth proportional to 211,751.15, 292,217.15 and 116,264.03 is: 160,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,751.15 : 292,217.15 = 116,264.03 : x
  2. Step 2: Convert to fraction form
    211,751.15/292,217.15 = 116,264.03/x
  3. Step 3: Cross multiply
    211,751.15x = 292,217.15 × 116,264.03
  4. Step 4: Simplify right side
    211,751.15x = 33,974,342,323.69
  5. Step 5: Solve for x
    x = 33,974,342,323.69/211,751.15
  6. Step 6: Final answer
    x = 160,444.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.