Home / 247,724.18-341,838.50-137,345.77

Finding the Fourth Proportional to 247,724.18, 341,838.50 and 137,345.77

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Solution

The fourth proportional to 247,724.18, 341,838.50 and 137,345.77 is: 189,525.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,724.18 : 341,838.50 = 137,345.77 : x
  2. Step 2: Convert to fraction form
    247,724.18/341,838.50 = 137,345.77/x
  3. Step 3: Cross multiply
    247,724.18x = 341,838.50 × 137,345.77
  4. Step 4: Simplify right side
    247,724.18x = 46,950,071,738.71
  5. Step 5: Solve for x
    x = 46,950,071,738.71/247,724.18
  6. Step 6: Final answer
    x = 189,525.59

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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.