Home / 67,145.26-92,655.94-38,465.04

Finding the Fourth Proportional to 67,145.26, 92,655.94 and 38,465.04

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Solution

The fourth proportional to 67,145.26, 92,655.94 and 38,465.04 is: 53,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,145.26 : 92,655.94 = 38,465.04 : x
  2. Step 2: Convert to fraction form
    67,145.26/92,655.94 = 38,465.04/x
  3. Step 3: Cross multiply
    67,145.26x = 92,655.94 × 38,465.04
  4. Step 4: Simplify right side
    67,145.26x = 3,564,014,438.34
  5. Step 5: Solve for x
    x = 3,564,014,438.34/67,145.26
  6. Step 6: Final answer
    x = 53,079.17

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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.