Home / 56,775.09-84,492.47-54,883.11

Finding the Fourth Proportional to 56,775.09, 84,492.47 and 54,883.11

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Solution

The fourth proportional to 56,775.09, 84,492.47 and 54,883.11 is: 81,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,775.09 : 84,492.47 = 54,883.11 : x
  2. Step 2: Convert to fraction form
    56,775.09/84,492.47 = 54,883.11/x
  3. Step 3: Cross multiply
    56,775.09x = 84,492.47 × 54,883.11
  4. Step 4: Simplify right side
    56,775.09x = 4,637,209,076.43
  5. Step 5: Solve for x
    x = 4,637,209,076.43/56,775.09
  6. Step 6: Final answer
    x = 81,676.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.