Home / 171,900.32-237,140.10-102,956.45

Finding the Fourth Proportional to 171,900.32, 237,140.10 and 102,956.45

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Solution

The fourth proportional to 171,900.32, 237,140.10 and 102,956.45 is: 142,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,900.32 : 237,140.10 = 102,956.45 : x
  2. Step 2: Convert to fraction form
    171,900.32/237,140.10 = 102,956.45/x
  3. Step 3: Cross multiply
    171,900.32x = 237,140.10 × 102,956.45
  4. Step 4: Simplify right side
    171,900.32x = 24,415,101,662.94
  5. Step 5: Solve for x
    x = 24,415,101,662.94/171,900.32
  6. Step 6: Final answer
    x = 142,030.58

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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.