Home / 56,133.72-77,429.88-33,457.44

Finding the Fourth Proportional to 56,133.72, 77,429.88 and 33,457.44

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Solution

The fourth proportional to 56,133.72, 77,429.88 and 33,457.44 is: 46,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133.72 : 77,429.88 = 33,457.44 : x
  2. Step 2: Convert to fraction form
    56,133.72/77,429.88 = 33,457.44/x
  3. Step 3: Cross multiply
    56,133.72x = 77,429.88 × 33,457.44
  4. Step 4: Simplify right side
    56,133.72x = 2,590,605,564.31
  5. Step 5: Solve for x
    x = 2,590,605,564.31/56,133.72
  6. Step 6: Final answer
    x = 46,150.61

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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.