Home / 210,279.24-290,177.10-114,785.82

Finding the Fourth Proportional to 210,279.24, 290,177.10 and 114,785.82

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Solution

The fourth proportional to 210,279.24, 290,177.10 and 114,785.82 is: 158,399.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,279.24 : 290,177.10 = 114,785.82 : x
  2. Step 2: Convert to fraction form
    210,279.24/290,177.10 = 114,785.82/x
  3. Step 3: Cross multiply
    210,279.24x = 290,177.10 × 114,785.82
  4. Step 4: Simplify right side
    210,279.24x = 33,308,216,368.72
  5. Step 5: Solve for x
    x = 33,308,216,368.72/210,279.24
  6. Step 6: Final answer
    x = 158,399.93

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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.