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Finding the Fourth Proportional to 58,776.44, 81,102.86 and 34,904.12

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Solution

The fourth proportional to 58,776.44, 81,102.86 and 34,904.12 is: 48,162.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,776.44 : 81,102.86 = 34,904.12 : x
  2. Step 2: Convert to fraction form
    58,776.44/81,102.86 = 34,904.12/x
  3. Step 3: Cross multiply
    58,776.44x = 81,102.86 × 34,904.12
  4. Step 4: Simplify right side
    58,776.44x = 2,830,823,957.78
  5. Step 5: Solve for x
    x = 2,830,823,957.78/58,776.44
  6. Step 6: Final answer
    x = 48,162.56

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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.