Home / 187,779.78-281,741.58-112,952.93

Finding the Fourth Proportional to 187,779.78, 281,741.58 and 112,952.93

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Solution

The fourth proportional to 187,779.78, 281,741.58 and 112,952.93 is: 169,472.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,779.78 : 281,741.58 = 112,952.93 : x
  2. Step 2: Convert to fraction form
    187,779.78/281,741.58 = 112,952.93/x
  3. Step 3: Cross multiply
    187,779.78x = 281,741.58 × 112,952.93
  4. Step 4: Simplify right side
    187,779.78x = 31,823,535,555.12
  5. Step 5: Solve for x
    x = 31,823,535,555.12/187,779.78
  6. Step 6: Final answer
    x = 169,472.64

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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.