Home / 130,574.33-180,247.70-88,190.27

Finding the Fourth Proportional to 130,574.33, 180,247.70 and 88,190.27

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Solution

The fourth proportional to 130,574.33, 180,247.70 and 88,190.27 is: 121,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,574.33 : 180,247.70 = 88,190.27 : x
  2. Step 2: Convert to fraction form
    130,574.33/180,247.70 = 88,190.27/x
  3. Step 3: Cross multiply
    130,574.33x = 180,247.70 × 88,190.27
  4. Step 4: Simplify right side
    130,574.33x = 15,896,093,329.88
  5. Step 5: Solve for x
    x = 15,896,093,329.88/130,574.33
  6. Step 6: Final answer
    x = 121,739.80

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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.