Home / 56,579.06-78,070.41-32,701.12

Finding the Fourth Proportional to 56,579.06, 78,070.41 and 32,701.12

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Solution

The fourth proportional to 56,579.06, 78,070.41 and 32,701.12 is: 45,122.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,579.06 : 78,070.41 = 32,701.12 : x
  2. Step 2: Convert to fraction form
    56,579.06/78,070.41 = 32,701.12/x
  3. Step 3: Cross multiply
    56,579.06x = 78,070.41 × 32,701.12
  4. Step 4: Simplify right side
    56,579.06x = 2,552,989,650.68
  5. Step 5: Solve for x
    x = 2,552,989,650.68/56,579.06
  6. Step 6: Final answer
    x = 45,122.52

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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.