Home / 374,734.32-562,108.80-137,955.12

Finding the Fourth Proportional to 374,734.32, 562,108.80 and 137,955.12

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Solution

The fourth proportional to 374,734.32, 562,108.80 and 137,955.12 is: 206,935.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,734.32 : 562,108.80 = 137,955.12 : x
  2. Step 2: Convert to fraction form
    374,734.32/562,108.80 = 137,955.12/x
  3. Step 3: Cross multiply
    374,734.32x = 562,108.80 × 137,955.12
  4. Step 4: Simplify right side
    374,734.32x = 77,545,786,957.06
  5. Step 5: Solve for x
    x = 77,545,786,957.06/374,734.32
  6. Step 6: Final answer
    x = 206,935.37

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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.