Home / 118,036.24-162,891.10-64,322.30

Finding the Fourth Proportional to 118,036.24, 162,891.10 and 64,322.30

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Solution

The fourth proportional to 118,036.24, 162,891.10 and 64,322.30 is: 88,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,036.24 : 162,891.10 = 64,322.30 : x
  2. Step 2: Convert to fraction form
    118,036.24/162,891.10 = 64,322.30/x
  3. Step 3: Cross multiply
    118,036.24x = 162,891.10 × 64,322.30
  4. Step 4: Simplify right side
    118,036.24x = 10,477,530,689.16
  5. Step 5: Solve for x
    x = 10,477,530,689.16/118,036.24
  6. Step 6: Final answer
    x = 88,765.37

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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.