Home / 252,547.38-348,575.04-145,179.72

Finding the Fourth Proportional to 252,547.38, 348,575.04 and 145,179.72

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Solution

The fourth proportional to 252,547.38, 348,575.04 and 145,179.72 is: 200,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,547.38 : 348,575.04 = 145,179.72 : x
  2. Step 2: Convert to fraction form
    252,547.38/348,575.04 = 145,179.72/x
  3. Step 3: Cross multiply
    252,547.38x = 348,575.04 × 145,179.72
  4. Step 4: Simplify right side
    252,547.38x = 50,606,026,706.19
  5. Step 5: Solve for x
    x = 50,606,026,706.19/252,547.38
  6. Step 6: Final answer
    x = 200,382.31

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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.