Home / 54,457.44-75,118.71-34,279.32

Finding the Fourth Proportional to 54,457.44, 75,118.71 and 34,279.32

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Solution

The fourth proportional to 54,457.44, 75,118.71 and 34,279.32 is: 47,284.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457.44 : 75,118.71 = 34,279.32 : x
  2. Step 2: Convert to fraction form
    54,457.44/75,118.71 = 34,279.32/x
  3. Step 3: Cross multiply
    54,457.44x = 75,118.71 × 34,279.32
  4. Step 4: Simplify right side
    54,457.44x = 2,575,018,298.08
  5. Step 5: Solve for x
    x = 2,575,018,298.08/54,457.44
  6. Step 6: Final answer
    x = 47,284.97

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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.