Home / 112,977.52-155,844.22-70,462.24

Finding the Fourth Proportional to 112,977.52, 155,844.22 and 70,462.24

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Solution

The fourth proportional to 112,977.52, 155,844.22 and 70,462.24 is: 97,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,977.52 : 155,844.22 = 70,462.24 : x
  2. Step 2: Convert to fraction form
    112,977.52/155,844.22 = 70,462.24/x
  3. Step 3: Cross multiply
    112,977.52x = 155,844.22 × 70,462.24
  4. Step 4: Simplify right side
    112,977.52x = 10,981,132,832.25
  5. Step 5: Solve for x
    x = 10,981,132,832.25/112,977.52
  6. Step 6: Final answer
    x = 97,197.50

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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.