Home / 169,688.28-254,533.11-57,369.09

Finding the Fourth Proportional to 169,688.28, 254,533.11 and 57,369.09

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Solution

The fourth proportional to 169,688.28, 254,533.11 and 57,369.09 is: 86,053.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,688.28 : 254,533.11 = 57,369.09 : x
  2. Step 2: Convert to fraction form
    169,688.28/254,533.11 = 57,369.09/x
  3. Step 3: Cross multiply
    169,688.28x = 254,533.11 × 57,369.09
  4. Step 4: Simplify right side
    169,688.28x = 14,602,332,895.57
  5. Step 5: Solve for x
    x = 14,602,332,895.57/169,688.28
  6. Step 6: Final answer
    x = 86,053.87

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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.