Home / 74,664.19-111,957.40-35,210.71

Finding the Fourth Proportional to 74,664.19, 111,957.40 and 35,210.71

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Solution

The fourth proportional to 74,664.19, 111,957.40 and 35,210.71 is: 52,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,664.19 : 111,957.40 = 35,210.71 : x
  2. Step 2: Convert to fraction form
    74,664.19/111,957.40 = 35,210.71/x
  3. Step 3: Cross multiply
    74,664.19x = 111,957.40 × 35,210.71
  4. Step 4: Simplify right side
    74,664.19x = 3,942,098,807.91
  5. Step 5: Solve for x
    x = 3,942,098,807.91/74,664.19
  6. Step 6: Final answer
    x = 52,797.72

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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.