Home / 118,537.35-177,779.39-34,278.72

Finding the Fourth Proportional to 118,537.35, 177,779.39 and 34,278.72

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Solution

The fourth proportional to 118,537.35, 177,779.39 and 34,278.72 is: 51,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,537.35 : 177,779.39 = 34,278.72 : x
  2. Step 2: Convert to fraction form
    118,537.35/177,779.39 = 34,278.72/x
  3. Step 3: Cross multiply
    118,537.35x = 177,779.39 × 34,278.72
  4. Step 4: Simplify right side
    118,537.35x = 6,094,049,931.58
  5. Step 5: Solve for x
    x = 6,094,049,931.58/118,537.35
  6. Step 6: Final answer
    x = 51,410.38

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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.