Home / 178,276.21-245,879.45-151,507.33

Finding the Fourth Proportional to 178,276.21, 245,879.45 and 151,507.33

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Solution

The fourth proportional to 178,276.21, 245,879.45 and 151,507.33 is: 208,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,276.21 : 245,879.45 = 151,507.33 : x
  2. Step 2: Convert to fraction form
    178,276.21/245,879.45 = 151,507.33/x
  3. Step 3: Cross multiply
    178,276.21x = 245,879.45 × 151,507.33
  4. Step 4: Simplify right side
    178,276.21x = 37,252,538,167.29
  5. Step 5: Solve for x
    x = 37,252,538,167.29/178,276.21
  6. Step 6: Final answer
    x = 208,959.67

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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.