Home / 170,701.10-256,051.65-108,416.30

Finding the Fourth Proportional to 170,701.10, 256,051.65 and 108,416.30

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Solution

The fourth proportional to 170,701.10, 256,051.65 and 108,416.30 is: 162,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,701.10 : 256,051.65 = 108,416.30 : x
  2. Step 2: Convert to fraction form
    170,701.10/256,051.65 = 108,416.30/x
  3. Step 3: Cross multiply
    170,701.10x = 256,051.65 × 108,416.30
  4. Step 4: Simplify right side
    170,701.10x = 27,760,172,501.90
  5. Step 5: Solve for x
    x = 27,760,172,501.90/170,701.10
  6. Step 6: Final answer
    x = 162,624.45

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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.