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Finding the Fourth Proportional to 348,859.92, 522,957.72 and 112,036.52

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Solution

The fourth proportional to 348,859.92, 522,957.72 and 112,036.52 is: 167,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,859.92 : 522,957.72 = 112,036.52 : x
  2. Step 2: Convert to fraction form
    348,859.92/522,957.72 = 112,036.52/x
  3. Step 3: Cross multiply
    348,859.92x = 522,957.72 × 112,036.52
  4. Step 4: Simplify right side
    348,859.92x = 58,590,363,055.93
  5. Step 5: Solve for x
    x = 58,590,363,055.93/348,859.92
  6. Step 6: Final answer
    x = 167,948.11

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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.