Home / 178,537.05-267,807.09-45,417.42

Finding the Fourth Proportional to 178,537.05, 267,807.09 and 45,417.42

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Solution

The fourth proportional to 178,537.05, 267,807.09 and 45,417.42 is: 68,126.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,537.05 : 267,807.09 = 45,417.42 : x
  2. Step 2: Convert to fraction form
    178,537.05/267,807.09 = 45,417.42/x
  3. Step 3: Cross multiply
    178,537.05x = 267,807.09 × 45,417.42
  4. Step 4: Simplify right side
    178,537.05x = 12,163,107,085.51
  5. Step 5: Solve for x
    x = 12,163,107,085.51/178,537.05
  6. Step 6: Final answer
    x = 68,126.52

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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.