Home / 210,296.57-290,214.24-114,803.98

Finding the Fourth Proportional to 210,296.57, 290,214.24 and 114,803.98

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Solution

The fourth proportional to 210,296.57, 290,214.24 and 114,803.98 is: 158,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,296.57 : 290,214.24 = 114,803.98 : x
  2. Step 2: Convert to fraction form
    210,296.57/290,214.24 = 114,803.98/x
  3. Step 3: Cross multiply
    210,296.57x = 290,214.24 × 114,803.98
  4. Step 4: Simplify right side
    210,296.57x = 33,317,749,804.68
  5. Step 5: Solve for x
    x = 33,317,749,804.68/210,296.57
  6. Step 6: Final answer
    x = 158,432.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.