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Finding the Fourth Proportional to 247,095.19, 340,960.89 and 175,449.07

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Solution

The fourth proportional to 247,095.19, 340,960.89 and 175,449.07 is: 242,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,095.19 : 340,960.89 = 175,449.07 : x
  2. Step 2: Convert to fraction form
    247,095.19/340,960.89 = 175,449.07/x
  3. Step 3: Cross multiply
    247,095.19x = 340,960.89 × 175,449.07
  4. Step 4: Simplify right side
    247,095.19x = 59,821,271,056.87
  5. Step 5: Solve for x
    x = 59,821,271,056.87/247,095.19
  6. Step 6: Final answer
    x = 242,098.08

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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.