Home / 55,401.41-76,459.97-34,180.13

Finding the Fourth Proportional to 55,401.41, 76,459.97 and 34,180.13

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Solution

The fourth proportional to 55,401.41, 76,459.97 and 34,180.13 is: 47,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,401.41 : 76,459.97 = 34,180.13 : x
  2. Step 2: Convert to fraction form
    55,401.41/76,459.97 = 34,180.13/x
  3. Step 3: Cross multiply
    55,401.41x = 76,459.97 × 34,180.13
  4. Step 4: Simplify right side
    55,401.41x = 2,613,411,714.40
  5. Step 5: Solve for x
    x = 2,613,411,714.40/55,401.41
  6. Step 6: Final answer
    x = 47,172.30

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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.