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Finding the Fourth Proportional to 173,948, 240,048.24 and 98,511.08

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Solution

The fourth proportional to 173,948, 240,048.24 and 98,511.08 is: 135,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,948 : 240,048.24 = 98,511.08 : x
  2. Step 2: Convert to fraction form
    173,948/240,048.24 = 98,511.08/x
  3. Step 3: Cross multiply
    173,948x = 240,048.24 × 98,511.08
  4. Step 4: Simplify right side
    173,948x = 23,647,411,374.50
  5. Step 5: Solve for x
    x = 23,647,411,374.50/173,948
  6. Step 6: Final answer
    x = 135,945.29

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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.