Home / 242,160.20-334,143.32-140,165.71

Finding the Fourth Proportional to 242,160.20, 334,143.32 and 140,165.71

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Solution

The fourth proportional to 242,160.20, 334,143.32 and 140,165.71 is: 193,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,160.20 : 334,143.32 = 140,165.71 : x
  2. Step 2: Convert to fraction form
    242,160.20/334,143.32 = 140,165.71/x
  3. Step 3: Cross multiply
    242,160.20x = 334,143.32 × 140,165.71
  4. Step 4: Simplify right side
    242,160.20x = 46,835,434,018.84
  5. Step 5: Solve for x
    x = 46,835,434,018.84/242,160.20
  6. Step 6: Final answer
    x = 193,406.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.