Home / 57,948.96-79,966.80-35,588.64

Finding the Fourth Proportional to 57,948.96, 79,966.80 and 35,588.64

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Solution

The fourth proportional to 57,948.96, 79,966.80 and 35,588.64 is: 49,110.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,948.96 : 79,966.80 = 35,588.64 : x
  2. Step 2: Convert to fraction form
    57,948.96/79,966.80 = 35,588.64/x
  3. Step 3: Cross multiply
    57,948.96x = 79,966.80 × 35,588.64
  4. Step 4: Simplify right side
    57,948.96x = 2,845,909,657.15
  5. Step 5: Solve for x
    x = 2,845,909,657.15/57,948.96
  6. Step 6: Final answer
    x = 49,110.63

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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.