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Finding the Fourth Proportional to 58,459.84, 80,654.84 and 33,291.52

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Solution

The fourth proportional to 58,459.84, 80,654.84 and 33,291.52 is: 45,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,459.84 : 80,654.84 = 33,291.52 : x
  2. Step 2: Convert to fraction form
    58,459.84/80,654.84 = 33,291.52/x
  3. Step 3: Cross multiply
    58,459.84x = 80,654.84 × 33,291.52
  4. Step 4: Simplify right side
    58,459.84x = 2,685,122,218.96
  5. Step 5: Solve for x
    x = 2,685,122,218.96/58,459.84
  6. Step 6: Final answer
    x = 45,931.06

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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.