Home / 212,147.28-292,752.36-116,651.52

Finding the Fourth Proportional to 212,147.28, 292,752.36 and 116,651.52

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Solution

The fourth proportional to 212,147.28, 292,752.36 and 116,651.52 is: 160,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,147.28 : 292,752.36 = 116,651.52 : x
  2. Step 2: Convert to fraction form
    212,147.28/292,752.36 = 116,651.52/x
  3. Step 3: Cross multiply
    212,147.28x = 292,752.36 × 116,651.52
  4. Step 4: Simplify right side
    212,147.28x = 34,150,007,777.59
  5. Step 5: Solve for x
    x = 34,150,007,777.59/212,147.28
  6. Step 6: Final answer
    x = 160,973.11

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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.