Home / 187,715.01-259,047.15-101,673.64

Finding the Fourth Proportional to 187,715.01, 259,047.15 and 101,673.64

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Solution

The fourth proportional to 187,715.01, 259,047.15 and 101,673.64 is: 140,309.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,715.01 : 259,047.15 = 101,673.64 : x
  2. Step 2: Convert to fraction form
    187,715.01/259,047.15 = 101,673.64/x
  3. Step 3: Cross multiply
    187,715.01x = 259,047.15 × 101,673.64
  4. Step 4: Simplify right side
    187,715.01x = 26,338,266,614.66
  5. Step 5: Solve for x
    x = 26,338,266,614.66/187,715.01
  6. Step 6: Final answer
    x = 140,309.86

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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.