Home / 55,748.16-76,900.32-33,379.20

Finding the Fourth Proportional to 55,748.16, 76,900.32 and 33,379.20

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Solution

The fourth proportional to 55,748.16, 76,900.32 and 33,379.20 is: 46,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,748.16 : 76,900.32 = 33,379.20 : x
  2. Step 2: Convert to fraction form
    55,748.16/76,900.32 = 33,379.20/x
  3. Step 3: Cross multiply
    55,748.16x = 76,900.32 × 33,379.20
  4. Step 4: Simplify right side
    55,748.16x = 2,566,871,161.34
  5. Step 5: Solve for x
    x = 2,566,871,161.34/55,748.16
  6. Step 6: Final answer
    x = 46,044.05

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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.