Home / 83,950.40-125,841.47-39,003.35

Finding the Fourth Proportional to 83,950.40, 125,841.47 and 39,003.35

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Solution

The fourth proportional to 83,950.40, 125,841.47 and 39,003.35 is: 58,465.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,950.40 : 125,841.47 = 39,003.35 : x
  2. Step 2: Convert to fraction form
    83,950.40/125,841.47 = 39,003.35/x
  3. Step 3: Cross multiply
    83,950.40x = 125,841.47 × 39,003.35
  4. Step 4: Simplify right side
    83,950.40x = 4,908,238,074.70
  5. Step 5: Solve for x
    x = 4,908,238,074.70/83,950.40
  6. Step 6: Final answer
    x = 58,465.93

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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.