Home / 177,878.43-266,779.27-56,308.57

Finding the Fourth Proportional to 177,878.43, 266,779.27 and 56,308.57

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Solution

The fourth proportional to 177,878.43, 266,779.27 and 56,308.57 is: 84,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,878.43 : 266,779.27 = 56,308.57 : x
  2. Step 2: Convert to fraction form
    177,878.43/266,779.27 = 56,308.57/x
  3. Step 3: Cross multiply
    177,878.43x = 266,779.27 × 56,308.57
  4. Step 4: Simplify right side
    177,878.43x = 15,021,959,199.34
  5. Step 5: Solve for x
    x = 15,021,959,199.34/177,878.43
  6. Step 6: Final answer
    x = 84,450.71

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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.