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Finding the Fourth Proportional to 238,547.54, 357,865.06 and 98,229.62

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Solution

The fourth proportional to 238,547.54, 357,865.06 and 98,229.62 is: 147,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,547.54 : 357,865.06 = 98,229.62 : x
  2. Step 2: Convert to fraction form
    238,547.54/357,865.06 = 98,229.62/x
  3. Step 3: Cross multiply
    238,547.54x = 357,865.06 × 98,229.62
  4. Step 4: Simplify right side
    238,547.54x = 35,152,948,855.08
  5. Step 5: Solve for x
    x = 35,152,948,855.08/238,547.54
  6. Step 6: Final answer
    x = 147,362.45

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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.