Home / 130,053.38-195,080.06-31,557.38

Finding the Fourth Proportional to 130,053.38, 195,080.06 and 31,557.38

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Solution

The fourth proportional to 130,053.38, 195,080.06 and 31,557.38 is: 47,336.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,053.38 : 195,080.06 = 31,557.38 : x
  2. Step 2: Convert to fraction form
    130,053.38/195,080.06 = 31,557.38/x
  3. Step 3: Cross multiply
    130,053.38x = 195,080.06 × 31,557.38
  4. Step 4: Simplify right side
    130,053.38x = 6,156,214,687.34
  5. Step 5: Solve for x
    x = 6,156,214,687.34/130,053.38
  6. Step 6: Final answer
    x = 47,336.06

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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.