Home / 117,425.28-162,041.76-67,127.52

Finding the Fourth Proportional to 117,425.28, 162,041.76 and 67,127.52

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Solution

The fourth proportional to 117,425.28, 162,041.76 and 67,127.52 is: 92,633.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,425.28 : 162,041.76 = 67,127.52 : x
  2. Step 2: Convert to fraction form
    117,425.28/162,041.76 = 67,127.52/x
  3. Step 3: Cross multiply
    117,425.28x = 162,041.76 × 67,127.52
  4. Step 4: Simplify right side
    117,425.28x = 10,877,461,485.24
  5. Step 5: Solve for x
    x = 10,877,461,485.24/117,425.28
  6. Step 6: Final answer
    x = 92,633.05

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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.