Home / 139,329.10-209,001.54-44,567.60

Finding the Fourth Proportional to 139,329.10, 209,001.54 and 44,567.60

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Solution

The fourth proportional to 139,329.10, 209,001.54 and 44,567.60 is: 66,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,329.10 : 209,001.54 = 44,567.60 : x
  2. Step 2: Convert to fraction form
    139,329.10/209,001.54 = 44,567.60/x
  3. Step 3: Cross multiply
    139,329.10x = 209,001.54 × 44,567.60
  4. Step 4: Simplify right side
    139,329.10x = 9,314,697,034.10
  5. Step 5: Solve for x
    x = 9,314,697,034.10/139,329.10
  6. Step 6: Final answer
    x = 66,853.92

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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.