Home / 67,146.90-92,670.60-38,475.84

Finding the Fourth Proportional to 67,146.90, 92,670.60 and 38,475.84

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Solution

The fourth proportional to 67,146.90, 92,670.60 and 38,475.84 is: 53,101.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,146.90 : 92,670.60 = 38,475.84 : x
  2. Step 2: Convert to fraction form
    67,146.90/92,670.60 = 38,475.84/x
  3. Step 3: Cross multiply
    67,146.90x = 92,670.60 × 38,475.84
  4. Step 4: Simplify right side
    67,146.90x = 3,565,579,589.71
  5. Step 5: Solve for x
    x = 3,565,579,589.71/67,146.90
  6. Step 6: Final answer
    x = 53,101.18

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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.