Home / 111,437.98-167,184-64,083.35

Finding the Fourth Proportional to 111,437.98, 167,184 and 64,083.35

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Solution

The fourth proportional to 111,437.98, 167,184 and 64,083.35 is: 96,140.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,437.98 : 167,184 = 64,083.35 : x
  2. Step 2: Convert to fraction form
    111,437.98/167,184 = 64,083.35/x
  3. Step 3: Cross multiply
    111,437.98x = 167,184 × 64,083.35
  4. Step 4: Simplify right side
    111,437.98x = 10,713,711,204.36
  5. Step 5: Solve for x
    x = 10,713,711,204.36/111,437.98
  6. Step 6: Final answer
    x = 96,140.57

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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.