Home / 202,221.57-279,090.47-116,180.40

Finding the Fourth Proportional to 202,221.57, 279,090.47 and 116,180.40

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Solution

The fourth proportional to 202,221.57, 279,090.47 and 116,180.40 is: 160,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,221.57 : 279,090.47 = 116,180.40 : x
  2. Step 2: Convert to fraction form
    202,221.57/279,090.47 = 116,180.40/x
  3. Step 3: Cross multiply
    202,221.57x = 279,090.47 × 116,180.40
  4. Step 4: Simplify right side
    202,221.57x = 32,424,842,440.79
  5. Step 5: Solve for x
    x = 32,424,842,440.79/202,221.57
  6. Step 6: Final answer
    x = 160,343.14

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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.