Home / 97,438.14-134,557.49-92,131.23

Finding the Fourth Proportional to 97,438.14, 134,557.49 and 92,131.23

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Solution

The fourth proportional to 97,438.14, 134,557.49 and 92,131.23 is: 127,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,438.14 : 134,557.49 = 92,131.23 : x
  2. Step 2: Convert to fraction form
    97,438.14/134,557.49 = 92,131.23/x
  3. Step 3: Cross multiply
    97,438.14x = 134,557.49 × 92,131.23
  4. Step 4: Simplify right side
    97,438.14x = 12,396,947,002.50
  5. Step 5: Solve for x
    x = 12,396,947,002.50/97,438.14
  6. Step 6: Final answer
    x = 127,228.90

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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.