Home / 125,813.34-188,526.18-58,303.72

Finding the Fourth Proportional to 125,813.34, 188,526.18 and 58,303.72

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Solution

The fourth proportional to 125,813.34, 188,526.18 and 58,303.72 is: 87,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,813.34 : 188,526.18 = 58,303.72 : x
  2. Step 2: Convert to fraction form
    125,813.34/188,526.18 = 58,303.72/x
  3. Step 3: Cross multiply
    125,813.34x = 188,526.18 × 58,303.72
  4. Step 4: Simplify right side
    125,813.34x = 10,991,777,611.39
  5. Step 5: Solve for x
    x = 10,991,777,611.39/125,813.34
  6. Step 6: Final answer
    x = 87,365.76

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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.