Home / 130,383.34-195,575.01-83,931.46

Finding the Fourth Proportional to 130,383.34, 195,575.01 and 83,931.46

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Solution

The fourth proportional to 130,383.34, 195,575.01 and 83,931.46 is: 125,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,383.34 : 195,575.01 = 83,931.46 : x
  2. Step 2: Convert to fraction form
    130,383.34/195,575.01 = 83,931.46/x
  3. Step 3: Cross multiply
    130,383.34x = 195,575.01 × 83,931.46
  4. Step 4: Simplify right side
    130,383.34x = 16,414,895,150.94
  5. Step 5: Solve for x
    x = 16,414,895,150.94/130,383.34
  6. Step 6: Final answer
    x = 125,897.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.