Home / 238,962.48-358,505.23-70,476

Finding the Fourth Proportional to 238,962.48, 358,505.23 and 70,476

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Solution

The fourth proportional to 238,962.48, 358,505.23 and 70,476 is: 105,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,962.48 : 358,505.23 = 70,476 : x
  2. Step 2: Convert to fraction form
    238,962.48/358,505.23 = 70,476/x
  3. Step 3: Cross multiply
    238,962.48x = 358,505.23 × 70,476
  4. Step 4: Simplify right side
    238,962.48x = 25,266,014,413.29
  5. Step 5: Solve for x
    x = 25,266,014,413.29/238,962.48
  6. Step 6: Final answer
    x = 105,732.14

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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.