Home / 210,179.73-290,055.02-114,691.67

Finding the Fourth Proportional to 210,179.73, 290,055.02 and 114,691.67

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Solution

The fourth proportional to 210,179.73, 290,055.02 and 114,691.67 is: 158,278.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,179.73 : 290,055.02 = 114,691.67 : x
  2. Step 2: Convert to fraction form
    210,179.73/290,055.02 = 114,691.67/x
  3. Step 3: Cross multiply
    210,179.73x = 290,055.02 × 114,691.67
  4. Step 4: Simplify right side
    210,179.73x = 33,266,893,472.14
  5. Step 5: Solve for x
    x = 33,266,893,472.14/210,179.73
  6. Step 6: Final answer
    x = 158,278.31

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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.