Home / 55,173.22-76,127.51-36,080.98

Finding the Fourth Proportional to 55,173.22, 76,127.51 and 36,080.98

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Solution

The fourth proportional to 55,173.22, 76,127.51 and 36,080.98 is: 49,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173.22 : 76,127.51 = 36,080.98 : x
  2. Step 2: Convert to fraction form
    55,173.22/76,127.51 = 36,080.98/x
  3. Step 3: Cross multiply
    55,173.22x = 76,127.51 × 36,080.98
  4. Step 4: Simplify right side
    55,173.22x = 2,746,755,165.76
  5. Step 5: Solve for x
    x = 2,746,755,165.76/55,173.22
  6. Step 6: Final answer
    x = 49,784.21

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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.