Home / 166,070.08-229,174.56-90,617.28

Finding the Fourth Proportional to 166,070.08, 229,174.56 and 90,617.28

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Solution

The fourth proportional to 166,070.08, 229,174.56 and 90,617.28 is: 125,050.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,070.08 : 229,174.56 = 90,617.28 : x
  2. Step 2: Convert to fraction form
    166,070.08/229,174.56 = 90,617.28/x
  3. Step 3: Cross multiply
    166,070.08x = 229,174.56 × 90,617.28
  4. Step 4: Simplify right side
    166,070.08x = 20,767,175,272.40
  5. Step 5: Solve for x
    x = 20,767,175,272.40/166,070.08
  6. Step 6: Final answer
    x = 125,050.67

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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.