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Finding the Fourth Proportional to 250,477.56, 375,622.86 and 100,667.16

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Solution

The fourth proportional to 250,477.56, 375,622.86 and 100,667.16 is: 150,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,477.56 : 375,622.86 = 100,667.16 : x
  2. Step 2: Convert to fraction form
    250,477.56/375,622.86 = 100,667.16/x
  3. Step 3: Cross multiply
    250,477.56x = 375,622.86 × 100,667.16
  4. Step 4: Simplify right side
    250,477.56x = 37,812,886,547.28
  5. Step 5: Solve for x
    x = 37,812,886,547.28/250,477.56
  6. Step 6: Final answer
    x = 150,963.17

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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.