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Finding the Fourth Proportional to 125,633.10, 176,352.90 and 125,633.10

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Solution

The fourth proportional to 125,633.10, 176,352.90 and 125,633.10 is: 176,352.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,633.10 : 176,352.90 = 125,633.10 : x
  2. Step 2: Convert to fraction form
    125,633.10/176,352.90 = 125,633.10/x
  3. Step 3: Cross multiply
    125,633.10x = 176,352.90 × 125,633.10
  4. Step 4: Simplify right side
    125,633.10x = 22,155,761,520.99
  5. Step 5: Solve for x
    x = 22,155,761,520.99/125,633.10
  6. Step 6: Final answer
    x = 176,352.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.