Home / 247,160.45-341,068.17-139,724.08

Finding the Fourth Proportional to 247,160.45, 341,068.17 and 139,724.08

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Solution

The fourth proportional to 247,160.45, 341,068.17 and 139,724.08 is: 192,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,160.45 : 341,068.17 = 139,724.08 : x
  2. Step 2: Convert to fraction form
    247,160.45/341,068.17 = 139,724.08/x
  3. Step 3: Cross multiply
    247,160.45x = 341,068.17 × 139,724.08
  4. Step 4: Simplify right side
    247,160.45x = 47,655,434,565.19
  5. Step 5: Solve for x
    x = 47,655,434,565.19/247,160.45
  6. Step 6: Final answer
    x = 192,811.73

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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.