Home / 210,635.03-290,589.31-147,010.07

Finding the Fourth Proportional to 210,635.03, 290,589.31 and 147,010.07

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Solution

The fourth proportional to 210,635.03, 290,589.31 and 147,010.07 is: 202,813.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,635.03 : 290,589.31 = 147,010.07 : x
  2. Step 2: Convert to fraction form
    210,635.03/290,589.31 = 147,010.07/x
  3. Step 3: Cross multiply
    210,635.03x = 290,589.31 × 147,010.07
  4. Step 4: Simplify right side
    210,635.03x = 42,719,554,804.35
  5. Step 5: Solve for x
    x = 42,719,554,804.35/210,635.03
  6. Step 6: Final answer
    x = 202,813.15

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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.