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Finding the Fourth Proportional to 109,673.46, 151,349.44 and 59,372.46

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Solution

The fourth proportional to 109,673.46, 151,349.44 and 59,372.46 is: 81,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,673.46 : 151,349.44 = 59,372.46 : x
  2. Step 2: Convert to fraction form
    109,673.46/151,349.44 = 59,372.46/x
  3. Step 3: Cross multiply
    109,673.46x = 151,349.44 × 59,372.46
  4. Step 4: Simplify right side
    109,673.46x = 8,985,988,572.42
  5. Step 5: Solve for x
    x = 8,985,988,572.42/109,673.46
  6. Step 6: Final answer
    x = 81,934.03

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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.