Home / 112,994.28-155,935.04-62,009.24

Finding the Fourth Proportional to 112,994.28, 155,935.04 and 62,009.24

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Solution

The fourth proportional to 112,994.28, 155,935.04 and 62,009.24 is: 85,574.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,994.28 : 155,935.04 = 62,009.24 : x
  2. Step 2: Convert to fraction form
    112,994.28/155,935.04 = 62,009.24/x
  3. Step 3: Cross multiply
    112,994.28x = 155,935.04 × 62,009.24
  4. Step 4: Simplify right side
    112,994.28x = 9,669,413,319.77
  5. Step 5: Solve for x
    x = 9,669,413,319.77/112,994.28
  6. Step 6: Final answer
    x = 85,574.36

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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.