Home / 130,918.68-196,378.02-37,424.34

Finding the Fourth Proportional to 130,918.68, 196,378.02 and 37,424.34

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Solution

The fourth proportional to 130,918.68, 196,378.02 and 37,424.34 is: 56,136.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,918.68 : 196,378.02 = 37,424.34 : x
  2. Step 2: Convert to fraction form
    130,918.68/196,378.02 = 37,424.34/x
  3. Step 3: Cross multiply
    130,918.68x = 196,378.02 × 37,424.34
  4. Step 4: Simplify right side
    130,918.68x = 7,349,317,789.01
  5. Step 5: Solve for x
    x = 7,349,317,789.01/130,918.68
  6. Step 6: Final answer
    x = 56,136.51

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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.