Home / 202,077.51-278,873.69-110,201.82

Finding the Fourth Proportional to 202,077.51, 278,873.69 and 110,201.82

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Solution

The fourth proportional to 202,077.51, 278,873.69 and 110,201.82 is: 152,082.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,077.51 : 278,873.69 = 110,201.82 : x
  2. Step 2: Convert to fraction form
    202,077.51/278,873.69 = 110,201.82/x
  3. Step 3: Cross multiply
    202,077.51x = 278,873.69 × 110,201.82
  4. Step 4: Simplify right side
    202,077.51x = 30,732,387,637.11
  5. Step 5: Solve for x
    x = 30,732,387,637.11/202,077.51
  6. Step 6: Final answer
    x = 152,082.18

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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.