Home / 139,526.60-209,288.02-34,346.44

Finding the Fourth Proportional to 139,526.60, 209,288.02 and 34,346.44

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Solution

The fourth proportional to 139,526.60, 209,288.02 and 34,346.44 is: 51,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,526.60 : 209,288.02 = 34,346.44 : x
  2. Step 2: Convert to fraction form
    139,526.60/209,288.02 = 34,346.44/x
  3. Step 3: Cross multiply
    139,526.60x = 209,288.02 × 34,346.44
  4. Step 4: Simplify right side
    139,526.60x = 7,188,298,421.65
  5. Step 5: Solve for x
    x = 7,188,298,421.65/139,526.60
  6. Step 6: Final answer
    x = 51,519.20

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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.