Home / 130,980.06-196,478.73-47,932.38

Finding the Fourth Proportional to 130,980.06, 196,478.73 and 47,932.38

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Solution

The fourth proportional to 130,980.06, 196,478.73 and 47,932.38 is: 71,901.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,980.06 : 196,478.73 = 47,932.38 : x
  2. Step 2: Convert to fraction form
    130,980.06/196,478.73 = 47,932.38/x
  3. Step 3: Cross multiply
    130,980.06x = 196,478.73 × 47,932.38
  4. Step 4: Simplify right side
    130,980.06x = 9,417,693,148.28
  5. Step 5: Solve for x
    x = 9,417,693,148.28/130,980.06
  6. Step 6: Final answer
    x = 71,901.73

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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.