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Finding the Fourth Proportional to 173,009.92, 238,756.80 and 101,410.24

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Solution

The fourth proportional to 173,009.92, 238,756.80 and 101,410.24 is: 139,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,009.92 : 238,756.80 = 101,410.24 : x
  2. Step 2: Convert to fraction form
    173,009.92/238,756.80 = 101,410.24/x
  3. Step 3: Cross multiply
    173,009.92x = 238,756.80 × 101,410.24
  4. Step 4: Simplify right side
    173,009.92x = 24,212,384,389.63
  5. Step 5: Solve for x
    x = 24,212,384,389.63/173,009.92
  6. Step 6: Final answer
    x = 139,947.95

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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.