Home / 302,845.38-417,935.27-168,718.02

Finding the Fourth Proportional to 302,845.38, 417,935.27 and 168,718.02

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Solution

The fourth proportional to 302,845.38, 417,935.27 and 168,718.02 is: 232,835.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,845.38 : 417,935.27 = 168,718.02 : x
  2. Step 2: Convert to fraction form
    302,845.38/417,935.27 = 168,718.02/x
  3. Step 3: Cross multiply
    302,845.38x = 417,935.27 × 168,718.02
  4. Step 4: Simplify right side
    302,845.38x = 70,513,211,242.57
  5. Step 5: Solve for x
    x = 70,513,211,242.57/302,845.38
  6. Step 6: Final answer
    x = 232,835.68

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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.