Home / 67,147.15-92,670.95-38,476.10

Finding the Fourth Proportional to 67,147.15, 92,670.95 and 38,476.10

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Solution

The fourth proportional to 67,147.15, 92,670.95 and 38,476.10 is: 53,101.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,147.15 : 92,670.95 = 38,476.10 : x
  2. Step 2: Convert to fraction form
    67,147.15/92,670.95 = 38,476.10/x
  3. Step 3: Cross multiply
    67,147.15x = 92,670.95 × 38,476.10
  4. Step 4: Simplify right side
    67,147.15x = 3,565,616,083.56
  5. Step 5: Solve for x
    x = 3,565,616,083.56/67,147.15
  6. Step 6: Final answer
    x = 53,101.52

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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.