Home / 173,108.20-238,929.16-101,511.28

Finding the Fourth Proportional to 173,108.20, 238,929.16 and 101,511.28

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Solution

The fourth proportional to 173,108.20, 238,929.16 and 101,511.28 is: 140,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,108.20 : 238,929.16 = 101,511.28 : x
  2. Step 2: Convert to fraction form
    173,108.20/238,929.16 = 101,511.28/x
  3. Step 3: Cross multiply
    173,108.20x = 238,929.16 × 101,511.28
  4. Step 4: Simplify right side
    173,108.20x = 24,254,004,860.92
  5. Step 5: Solve for x
    x = 24,254,004,860.92/173,108.20
  6. Step 6: Final answer
    x = 140,108.93

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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.