Home / 131,513.04-197,298.72-38,011.68

Finding the Fourth Proportional to 131,513.04, 197,298.72 and 38,011.68

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Solution

The fourth proportional to 131,513.04, 197,298.72 and 38,011.68 is: 57,025.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,513.04 : 197,298.72 = 38,011.68 : x
  2. Step 2: Convert to fraction form
    131,513.04/197,298.72 = 38,011.68/x
  3. Step 3: Cross multiply
    131,513.04x = 197,298.72 × 38,011.68
  4. Step 4: Simplify right side
    131,513.04x = 7,499,655,809.05
  5. Step 5: Solve for x
    x = 7,499,655,809.05/131,513.04
  6. Step 6: Final answer
    x = 57,025.95

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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.