Home / 112,424,168.09-155,144,475.09-62,864,637.64

Finding the Fourth Proportional to 112,424,168.09, 155,144,475.09 and 62,864,637.64

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Solution

The fourth proportional to 112,424,168.09, 155,144,475.09 and 62,864,637.64 is: 86,752,709.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,424,168.09 : 155,144,475.09 = 62,864,637.64 : x
  2. Step 2: Convert to fraction form
    112,424,168.09/155,144,475.09 = 62,864,637.64/x
  3. Step 3: Cross multiply
    112,424,168.09x = 155,144,475.09 × 62,864,637.64
  4. Step 4: Simplify right side
    112,424,168.09x = 9,753,101,207,992,996
  5. Step 5: Solve for x
    x = 9,753,101,207,992,996/112,424,168.09
  6. Step 6: Final answer
    x = 86,752,709.61

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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.