Home / 164,574.43-227,112.59-89,122.93

Finding the Fourth Proportional to 164,574.43, 227,112.59 and 89,122.93

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Solution

The fourth proportional to 164,574.43, 227,112.59 and 89,122.93 is: 122,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,574.43 : 227,112.59 = 89,122.93 : x
  2. Step 2: Convert to fraction form
    164,574.43/227,112.59 = 89,122.93/x
  3. Step 3: Cross multiply
    164,574.43x = 227,112.59 × 89,122.93
  4. Step 4: Simplify right side
    164,574.43x = 20,240,939,115.71
  5. Step 5: Solve for x
    x = 20,240,939,115.71/164,574.43
  6. Step 6: Final answer
    x = 122,989.58

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1.5x scale

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.