Home / 56,579.95-78,047.85-35,322.31

Finding the Fourth Proportional to 56,579.95, 78,047.85 and 35,322.31

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Solution

The fourth proportional to 56,579.95, 78,047.85 and 35,322.31 is: 48,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,579.95 : 78,047.85 = 35,322.31 : x
  2. Step 2: Convert to fraction form
    56,579.95/78,047.85 = 35,322.31/x
  3. Step 3: Cross multiply
    56,579.95x = 78,047.85 × 35,322.31
  4. Step 4: Simplify right side
    56,579.95x = 2,756,830,157.41
  5. Step 5: Solve for x
    x = 2,756,830,157.41/56,579.95
  6. Step 6: Final answer
    x = 48,724.51

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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.