Home / 56,560.02-77,980.77-35,331.54

Finding the Fourth Proportional to 56,560.02, 77,980.77 and 35,331.54

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Solution

The fourth proportional to 56,560.02, 77,980.77 and 35,331.54 is: 48,712.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,560.02 : 77,980.77 = 35,331.54 : x
  2. Step 2: Convert to fraction form
    56,560.02/77,980.77 = 35,331.54/x
  3. Step 3: Cross multiply
    56,560.02x = 77,980.77 × 35,331.54
  4. Step 4: Simplify right side
    56,560.02x = 2,755,180,694.49
  5. Step 5: Solve for x
    x = 2,755,180,694.49/56,560.02
  6. Step 6: Final answer
    x = 48,712.51

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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.