Home / 56,913.96-78,541.20-33,041.64

Finding the Fourth Proportional to 56,913.96, 78,541.20 and 33,041.64

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Solution

The fourth proportional to 56,913.96, 78,541.20 and 33,041.64 is: 45,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,913.96 : 78,541.20 = 33,041.64 : x
  2. Step 2: Convert to fraction form
    56,913.96/78,541.20 = 33,041.64/x
  3. Step 3: Cross multiply
    56,913.96x = 78,541.20 × 33,041.64
  4. Step 4: Simplify right side
    56,913.96x = 2,595,130,055.57
  5. Step 5: Solve for x
    x = 2,595,130,055.57/56,913.96
  6. Step 6: Final answer
    x = 45,597.43

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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.