Home / 131,155.95-196,712.92-46,900.39

Finding the Fourth Proportional to 131,155.95, 196,712.92 and 46,900.39

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Solution

The fourth proportional to 131,155.95, 196,712.92 and 46,900.39 is: 70,343.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,155.95 : 196,712.92 = 46,900.39 : x
  2. Step 2: Convert to fraction form
    131,155.95/196,712.92 = 46,900.39/x
  3. Step 3: Cross multiply
    131,155.95x = 196,712.92 × 46,900.39
  4. Step 4: Simplify right side
    131,155.95x = 9,225,912,666.04
  5. Step 5: Solve for x
    x = 9,225,912,666.04/131,155.95
  6. Step 6: Final answer
    x = 70,343.07

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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.