Home / 178,721.12-266,744.36-175,768.76

Finding the Fourth Proportional to 178,721.12, 266,744.36 and 175,768.76

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Solution

The fourth proportional to 178,721.12, 266,744.36 and 175,768.76 is: 262,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,721.12 : 266,744.36 = 175,768.76 : x
  2. Step 2: Convert to fraction form
    178,721.12/266,744.36 = 175,768.76/x
  3. Step 3: Cross multiply
    178,721.12x = 266,744.36 × 175,768.76
  4. Step 4: Simplify right side
    178,721.12x = 46,885,325,394.19
  5. Step 5: Solve for x
    x = 46,885,325,394.19/178,721.12
  6. Step 6: Final answer
    x = 262,337.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.