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Finding the Fourth Proportional to 239,010.16, 358,515.36 and 98,614.48

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Solution

The fourth proportional to 239,010.16, 358,515.36 and 98,614.48 is: 147,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,010.16 : 358,515.36 = 98,614.48 : x
  2. Step 2: Convert to fraction form
    239,010.16/358,515.36 = 98,614.48/x
  3. Step 3: Cross multiply
    239,010.16x = 358,515.36 × 98,614.48
  4. Step 4: Simplify right side
    239,010.16x = 35,354,805,798.41
  5. Step 5: Solve for x
    x = 35,354,805,798.41/239,010.16
  6. Step 6: Final answer
    x = 147,921.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.