Home / 560,016.39-840,022.98-139,292.26

Finding the Fourth Proportional to 560,016.39, 840,022.98 and 139,292.26

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Solution

The fourth proportional to 560,016.39, 840,022.98 and 139,292.26 is: 208,937.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,016.39 : 840,022.98 = 139,292.26 : x
  2. Step 2: Convert to fraction form
    560,016.39/840,022.98 = 139,292.26/x
  3. Step 3: Cross multiply
    560,016.39x = 840,022.98 × 139,292.26
  4. Step 4: Simplify right side
    560,016.39x = 117,008,699,336.14
  5. Step 5: Solve for x
    x = 117,008,699,336.14/560,016.39
  6. Step 6: Final answer
    x = 208,937.99

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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.