Home / 125,345.34-188,004.61-35,385.84

Finding the Fourth Proportional to 125,345.34, 188,004.61 and 35,385.84

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Solution

The fourth proportional to 125,345.34, 188,004.61 and 35,385.84 is: 53,074.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,345.34 : 188,004.61 = 35,385.84 : x
  2. Step 2: Convert to fraction form
    125,345.34/188,004.61 = 35,385.84/x
  3. Step 3: Cross multiply
    125,345.34x = 188,004.61 × 35,385.84
  4. Step 4: Simplify right side
    125,345.34x = 6,652,701,048.72
  5. Step 5: Solve for x
    x = 6,652,701,048.72/125,345.34
  6. Step 6: Final answer
    x = 53,074.98

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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.