Home / 178,001.18-266,960.24-51,607.51

Finding the Fourth Proportional to 178,001.18, 266,960.24 and 51,607.51

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Solution

The fourth proportional to 178,001.18, 266,960.24 and 51,607.51 is: 77,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,001.18 : 266,960.24 = 51,607.51 : x
  2. Step 2: Convert to fraction form
    178,001.18/266,960.24 = 51,607.51/x
  3. Step 3: Cross multiply
    178,001.18x = 266,960.24 × 51,607.51
  4. Step 4: Simplify right side
    178,001.18x = 13,777,152,813.78
  5. Step 5: Solve for x
    x = 13,777,152,813.78/178,001.18
  6. Step 6: Final answer
    x = 77,399.22

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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.