Home / 130,637.95-195,989.82-37,143.70

Finding the Fourth Proportional to 130,637.95, 195,989.82 and 37,143.70

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Solution

The fourth proportional to 130,637.95, 195,989.82 and 37,143.70 is: 55,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,637.95 : 195,989.82 = 37,143.70 : x
  2. Step 2: Convert to fraction form
    130,637.95/195,989.82 = 37,143.70/x
  3. Step 3: Cross multiply
    130,637.95x = 195,989.82 × 37,143.70
  4. Step 4: Simplify right side
    130,637.95x = 7,279,786,097.18
  5. Step 5: Solve for x
    x = 7,279,786,097.18/130,637.95
  6. Step 6: Final answer
    x = 55,724.90

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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.