Home / 82,985.94-124,534.26-43,041.74

Finding the Fourth Proportional to 82,985.94, 124,534.26 and 43,041.74

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Solution

The fourth proportional to 82,985.94, 124,534.26 and 43,041.74 is: 64,591.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,985.94 : 124,534.26 = 43,041.74 : x
  2. Step 2: Convert to fraction form
    82,985.94/124,534.26 = 43,041.74/x
  3. Step 3: Cross multiply
    82,985.94x = 124,534.26 × 43,041.74
  4. Step 4: Simplify right side
    82,985.94x = 5,360,171,240.01
  5. Step 5: Solve for x
    x = 5,360,171,240.01/82,985.94
  6. Step 6: Final answer
    x = 64,591.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.