Home / 125,590.40-188,268.48-42,426.24

Finding the Fourth Proportional to 125,590.40, 188,268.48 and 42,426.24

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Solution

The fourth proportional to 125,590.40, 188,268.48 and 42,426.24 is: 63,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,590.40 : 188,268.48 = 42,426.24 : x
  2. Step 2: Convert to fraction form
    125,590.40/188,268.48 = 42,426.24/x
  3. Step 3: Cross multiply
    125,590.40x = 188,268.48 × 42,426.24
  4. Step 4: Simplify right side
    125,590.40x = 7,987,523,716.92
  5. Step 5: Solve for x
    x = 7,987,523,716.92/125,590.40
  6. Step 6: Final answer
    x = 63,599.80

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1.5x scale

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.