Home / 127,234.14-175,587.96-69,878.22

Finding the Fourth Proportional to 127,234.14, 175,587.96 and 69,878.22

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Solution

The fourth proportional to 127,234.14, 175,587.96 and 69,878.22 is: 96,434.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,234.14 : 175,587.96 = 69,878.22 : x
  2. Step 2: Convert to fraction form
    127,234.14/175,587.96 = 69,878.22/x
  3. Step 3: Cross multiply
    127,234.14x = 175,587.96 × 69,878.22
  4. Step 4: Simplify right side
    127,234.14x = 12,269,774,098.23
  5. Step 5: Solve for x
    x = 12,269,774,098.23/127,234.14
  6. Step 6: Final answer
    x = 96,434.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.