Home / 108,875.34-162,501.66-106,218.54

Finding the Fourth Proportional to 108,875.34, 162,501.66 and 106,218.54

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Solution

The fourth proportional to 108,875.34, 162,501.66 and 106,218.54 is: 158,536.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,875.34 : 162,501.66 = 106,218.54 : x
  2. Step 2: Convert to fraction form
    108,875.34/162,501.66 = 106,218.54/x
  3. Step 3: Cross multiply
    108,875.34x = 162,501.66 × 106,218.54
  4. Step 4: Simplify right side
    108,875.34x = 17,260,689,072.78
  5. Step 5: Solve for x
    x = 17,260,689,072.78/108,875.34
  6. Step 6: Final answer
    x = 158,536.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.