Home / 57,330.25-79,123.02-34,669.40

Finding the Fourth Proportional to 57,330.25, 79,123.02 and 34,669.40

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Solution

The fourth proportional to 57,330.25, 79,123.02 and 34,669.40 is: 47,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,330.25 : 79,123.02 = 34,669.40 : x
  2. Step 2: Convert to fraction form
    57,330.25/79,123.02 = 34,669.40/x
  3. Step 3: Cross multiply
    57,330.25x = 79,123.02 × 34,669.40
  4. Step 4: Simplify right side
    57,330.25x = 2,743,147,629.59
  5. Step 5: Solve for x
    x = 2,743,147,629.59/57,330.25
  6. Step 6: Final answer
    x = 47,848.17

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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.