Home / 84,346.64-126,457.47-51,058.83

Finding the Fourth Proportional to 84,346.64, 126,457.47 and 51,058.83

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Solution

The fourth proportional to 84,346.64, 126,457.47 and 51,058.83 is: 76,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,346.64 : 126,457.47 = 51,058.83 : x
  2. Step 2: Convert to fraction form
    84,346.64/126,457.47 = 51,058.83/x
  3. Step 3: Cross multiply
    84,346.64x = 126,457.47 × 51,058.83
  4. Step 4: Simplify right side
    84,346.64x = 6,456,770,937.18
  5. Step 5: Solve for x
    x = 6,456,770,937.18/84,346.64
  6. Step 6: Final answer
    x = 76,550.42

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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.