Home / 83,638.48-125,526.84-34,425.04

Finding the Fourth Proportional to 83,638.48, 125,526.84 and 34,425.04

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Solution

The fourth proportional to 83,638.48, 125,526.84 and 34,425.04 is: 51,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,638.48 : 125,526.84 = 34,425.04 : x
  2. Step 2: Convert to fraction form
    83,638.48/125,526.84 = 34,425.04/x
  3. Step 3: Cross multiply
    83,638.48x = 125,526.84 × 34,425.04
  4. Step 4: Simplify right side
    83,638.48x = 4,321,266,488.07
  5. Step 5: Solve for x
    x = 4,321,266,488.07/83,638.48
  6. Step 6: Final answer
    x = 51,666.01

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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.