Home / 130,277.61-195,201.76-119,383.11

Finding the Fourth Proportional to 130,277.61, 195,201.76 and 119,383.11

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Solution

The fourth proportional to 130,277.61, 195,201.76 and 119,383.11 is: 178,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,277.61 : 195,201.76 = 119,383.11 : x
  2. Step 2: Convert to fraction form
    130,277.61/195,201.76 = 119,383.11/x
  3. Step 3: Cross multiply
    130,277.61x = 195,201.76 × 119,383.11
  4. Step 4: Simplify right side
    130,277.61x = 23,303,793,186.27
  5. Step 5: Solve for x
    x = 23,303,793,186.27/130,277.61
  6. Step 6: Final answer
    x = 178,877.96

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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.