Home / 211,651.52-292,078.86-116,158.46

Finding the Fourth Proportional to 211,651.52, 292,078.86 and 116,158.46

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Solution

The fourth proportional to 211,651.52, 292,078.86 and 116,158.46 is: 160,298.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,651.52 : 292,078.86 = 116,158.46 : x
  2. Step 2: Convert to fraction form
    211,651.52/292,078.86 = 116,158.46/x
  3. Step 3: Cross multiply
    211,651.52x = 292,078.86 × 116,158.46
  4. Step 4: Simplify right side
    211,651.52x = 33,927,430,576.16
  5. Step 5: Solve for x
    x = 33,927,430,576.16/211,651.52
  6. Step 6: Final answer
    x = 160,298.54

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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.