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Finding the Fourth Proportional to 242,689.51, 334,935.23 and 181,329.23

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Solution

The fourth proportional to 242,689.51, 334,935.23 and 181,329.23 is: 250,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,689.51 : 334,935.23 = 181,329.23 : x
  2. Step 2: Convert to fraction form
    242,689.51/334,935.23 = 181,329.23/x
  3. Step 3: Cross multiply
    242,689.51x = 334,935.23 × 181,329.23
  4. Step 4: Simplify right side
    242,689.51x = 60,733,547,286.46
  5. Step 5: Solve for x
    x = 60,733,547,286.46/242,689.51
  6. Step 6: Final answer
    x = 250,252.05

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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.