Home / 207,426.28-286,253.68-116,785.58

Finding the Fourth Proportional to 207,426.28, 286,253.68 and 116,785.58

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Solution

The fourth proportional to 207,426.28, 286,253.68 and 116,785.58 is: 161,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,426.28 : 286,253.68 = 116,785.58 : x
  2. Step 2: Convert to fraction form
    207,426.28/286,253.68 = 116,785.58/x
  3. Step 3: Cross multiply
    207,426.28x = 286,253.68 × 116,785.58
  4. Step 4: Simplify right side
    207,426.28x = 33,430,300,614.67
  5. Step 5: Solve for x
    x = 33,430,300,614.67/207,426.28
  6. Step 6: Final answer
    x = 161,167.15

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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.