Home / 177,577.08-245,063.82-102,125.64

Finding the Fourth Proportional to 177,577.08, 245,063.82 and 102,125.64

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Solution

The fourth proportional to 177,577.08, 245,063.82 and 102,125.64 is: 140,937.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,577.08 : 245,063.82 = 102,125.64 : x
  2. Step 2: Convert to fraction form
    177,577.08/245,063.82 = 102,125.64/x
  3. Step 3: Cross multiply
    177,577.08x = 245,063.82 × 102,125.64
  4. Step 4: Simplify right side
    177,577.08x = 25,027,299,458.34
  5. Step 5: Solve for x
    x = 25,027,299,458.34/177,577.08
  6. Step 6: Final answer
    x = 140,937.67

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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.