Home / 108,455.10-162,585.45-96,645.30

Finding the Fourth Proportional to 108,455.10, 162,585.45 and 96,645.30

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Solution

The fourth proportional to 108,455.10, 162,585.45 and 96,645.30 is: 144,881.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,455.10 : 162,585.45 = 96,645.30 : x
  2. Step 2: Convert to fraction form
    108,455.10/162,585.45 = 96,645.30/x
  3. Step 3: Cross multiply
    108,455.10x = 162,585.45 × 96,645.30
  4. Step 4: Simplify right side
    108,455.10x = 15,713,119,590.89
  5. Step 5: Solve for x
    x = 15,713,119,590.89/108,455.10
  6. Step 6: Final answer
    x = 144,881.33

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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.