Home / 127,847.16-176,374.26-76,846.32

Finding the Fourth Proportional to 127,847.16, 176,374.26 and 76,846.32

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Solution

The fourth proportional to 127,847.16, 176,374.26 and 76,846.32 is: 106,014.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,847.16 : 176,374.26 = 76,846.32 : x
  2. Step 2: Convert to fraction form
    127,847.16/176,374.26 = 76,846.32/x
  3. Step 3: Cross multiply
    127,847.16x = 176,374.26 × 76,846.32
  4. Step 4: Simplify right side
    127,847.16x = 13,553,712,823.72
  5. Step 5: Solve for x
    x = 13,553,712,823.72/127,847.16
  6. Step 6: Final answer
    x = 106,014.97

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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.