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Finding the Fourth Proportional to 58,458.88, 80,654.87 and 35,774.22

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Solution

The fourth proportional to 58,458.88, 80,654.87 and 35,774.22 is: 49,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,458.88 : 80,654.87 = 35,774.22 : x
  2. Step 2: Convert to fraction form
    58,458.88/80,654.87 = 35,774.22/x
  3. Step 3: Cross multiply
    58,458.88x = 80,654.87 × 35,774.22
  4. Step 4: Simplify right side
    58,458.88x = 2,885,365,455.34
  5. Step 5: Solve for x
    x = 2,885,365,455.34/58,458.88
  6. Step 6: Final answer
    x = 49,357.18

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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.