Home / 108,005.70-162,008.55-95,539.80

Finding the Fourth Proportional to 108,005.70, 162,008.55 and 95,539.80

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Solution

The fourth proportional to 108,005.70, 162,008.55 and 95,539.80 is: 143,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,005.70 : 162,008.55 = 95,539.80 : x
  2. Step 2: Convert to fraction form
    108,005.70/162,008.55 = 95,539.80/x
  3. Step 3: Cross multiply
    108,005.70x = 162,008.55 × 95,539.80
  4. Step 4: Simplify right side
    108,005.70x = 15,478,264,465.29
  5. Step 5: Solve for x
    x = 15,478,264,465.29/108,005.70
  6. Step 6: Final answer
    x = 143,309.70

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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.