Home / 119,430.57-179,169.35-39,465.31

Finding the Fourth Proportional to 119,430.57, 179,169.35 and 39,465.31

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Solution

The fourth proportional to 119,430.57, 179,169.35 and 39,465.31 is: 59,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,430.57 : 179,169.35 = 39,465.31 : x
  2. Step 2: Convert to fraction form
    119,430.57/179,169.35 = 39,465.31/x
  3. Step 3: Cross multiply
    119,430.57x = 179,169.35 × 39,465.31
  4. Step 4: Simplify right side
    119,430.57x = 7,070,973,966.88
  5. Step 5: Solve for x
    x = 7,070,973,966.88/119,430.57
  6. Step 6: Final answer
    x = 59,205.73

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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.