Home / 219,633.72-303,095.34-119,031.48

Finding the Fourth Proportional to 219,633.72, 303,095.34 and 119,031.48

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Solution

The fourth proportional to 219,633.72, 303,095.34 and 119,031.48 is: 164,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,633.72 : 303,095.34 = 119,031.48 : x
  2. Step 2: Convert to fraction form
    219,633.72/303,095.34 = 119,031.48/x
  3. Step 3: Cross multiply
    219,633.72x = 303,095.34 × 119,031.48
  4. Step 4: Simplify right side
    219,633.72x = 36,077,886,901.30
  5. Step 5: Solve for x
    x = 36,077,886,901.30/219,633.72
  6. Step 6: Final answer
    x = 164,263.88

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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.