Home / 83,445.80-125,007.40-46,397.48

Finding the Fourth Proportional to 83,445.80, 125,007.40 and 46,397.48

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Solution

The fourth proportional to 83,445.80, 125,007.40 and 46,397.48 is: 69,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,445.80 : 125,007.40 = 46,397.48 : x
  2. Step 2: Convert to fraction form
    83,445.80/125,007.40 = 46,397.48/x
  3. Step 3: Cross multiply
    83,445.80x = 125,007.40 × 46,397.48
  4. Step 4: Simplify right side
    83,445.80x = 5,800,028,341.35
  5. Step 5: Solve for x
    x = 5,800,028,341.35/83,445.80
  6. Step 6: Final answer
    x = 69,506.53

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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.