Home / 171,011.32-235,838.66-102,910.10

Finding the Fourth Proportional to 171,011.32, 235,838.66 and 102,910.10

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Solution

The fourth proportional to 171,011.32, 235,838.66 and 102,910.10 is: 141,921.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,011.32 : 235,838.66 = 102,910.10 : x
  2. Step 2: Convert to fraction form
    171,011.32/235,838.66 = 102,910.10/x
  3. Step 3: Cross multiply
    171,011.32x = 235,838.66 × 102,910.10
  4. Step 4: Simplify right side
    171,011.32x = 24,270,178,390.72
  5. Step 5: Solve for x
    x = 24,270,178,390.72/171,011.32
  6. Step 6: Final answer
    x = 141,921.47

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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.