Home / 57,740.18-86,655.66-29,659.10

Finding the Fourth Proportional to 57,740.18, 86,655.66 and 29,659.10

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Solution

The fourth proportional to 57,740.18, 86,655.66 and 29,659.10 is: 44,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,740.18 : 86,655.66 = 29,659.10 : x
  2. Step 2: Convert to fraction form
    57,740.18/86,655.66 = 29,659.10/x
  3. Step 3: Cross multiply
    57,740.18x = 86,655.66 × 29,659.10
  4. Step 4: Simplify right side
    57,740.18x = 2,570,128,885.51
  5. Step 5: Solve for x
    x = 2,570,128,885.51/57,740.18
  6. Step 6: Final answer
    x = 44,511.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.