Home / 125,176.32-188,158.14-108,741.02

Finding the Fourth Proportional to 125,176.32, 188,158.14 and 108,741.02

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Solution

The fourth proportional to 125,176.32, 188,158.14 and 108,741.02 is: 163,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,176.32 : 188,158.14 = 108,741.02 : x
  2. Step 2: Convert to fraction form
    125,176.32/188,158.14 = 108,741.02/x
  3. Step 3: Cross multiply
    125,176.32x = 188,158.14 × 108,741.02
  4. Step 4: Simplify right side
    125,176.32x = 20,460,507,124.11
  5. Step 5: Solve for x
    x = 20,460,507,124.11/125,176.32
  6. Step 6: Final answer
    x = 163,453.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.