Home / 108,210.60-162,194.40-52,077.60

Finding the Fourth Proportional to 108,210.60, 162,194.40 and 52,077.60

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Solution

The fourth proportional to 108,210.60, 162,194.40 and 52,077.60 is: 78,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,210.60 : 162,194.40 = 52,077.60 : x
  2. Step 2: Convert to fraction form
    108,210.60/162,194.40 = 52,077.60/x
  3. Step 3: Cross multiply
    108,210.60x = 162,194.40 × 52,077.60
  4. Step 4: Simplify right side
    108,210.60x = 8,446,695,085.44
  5. Step 5: Solve for x
    x = 8,446,695,085.44/108,210.60
  6. Step 6: Final answer
    x = 78,057.93

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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.