Home / 125,450.61-188,174.28-30,681.62

Finding the Fourth Proportional to 125,450.61, 188,174.28 and 30,681.62

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Solution

The fourth proportional to 125,450.61, 188,174.28 and 30,681.62 is: 46,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,450.61 : 188,174.28 = 30,681.62 : x
  2. Step 2: Convert to fraction form
    125,450.61/188,174.28 = 30,681.62/x
  3. Step 3: Cross multiply
    125,450.61x = 188,174.28 × 30,681.62
  4. Step 4: Simplify right side
    125,450.61x = 5,773,490,811.86
  5. Step 5: Solve for x
    x = 5,773,490,811.86/125,450.61
  6. Step 6: Final answer
    x = 46,022.02

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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.