Home / 177,537.30-266,176.35-72,302.10

Finding the Fourth Proportional to 177,537.30, 266,176.35 and 72,302.10

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Solution

The fourth proportional to 177,537.30, 266,176.35 and 72,302.10 is: 108,400.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,537.30 : 266,176.35 = 72,302.10 : x
  2. Step 2: Convert to fraction form
    177,537.30/266,176.35 = 72,302.10/x
  3. Step 3: Cross multiply
    177,537.30x = 266,176.35 × 72,302.10
  4. Step 4: Simplify right side
    177,537.30x = 19,245,109,075.34
  5. Step 5: Solve for x
    x = 19,245,109,075.34/177,537.30
  6. Step 6: Final answer
    x = 108,400.37

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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.