Home / 165,885.18-248,827.77-55,077.18

Finding the Fourth Proportional to 165,885.18, 248,827.77 and 55,077.18

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Solution

The fourth proportional to 165,885.18, 248,827.77 and 55,077.18 is: 82,615.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,885.18 : 248,827.77 = 55,077.18 : x
  2. Step 2: Convert to fraction form
    165,885.18/248,827.77 = 55,077.18/x
  3. Step 3: Cross multiply
    165,885.18x = 248,827.77 × 55,077.18
  4. Step 4: Simplify right side
    165,885.18x = 13,704,731,877.29
  5. Step 5: Solve for x
    x = 13,704,731,877.29/165,885.18
  6. Step 6: Final answer
    x = 82,615.77

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1.5x scale

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.