Home / 60,458.85-90,292.75-51,478.38

Finding the Fourth Proportional to 60,458.85, 90,292.75 and 51,478.38

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Solution

The fourth proportional to 60,458.85, 90,292.75 and 51,478.38 is: 76,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,458.85 : 90,292.75 = 51,478.38 : x
  2. Step 2: Convert to fraction form
    60,458.85/90,292.75 = 51,478.38/x
  3. Step 3: Cross multiply
    60,458.85x = 90,292.75 × 51,478.38
  4. Step 4: Simplify right side
    60,458.85x = 4,648,124,367.05
  5. Step 5: Solve for x
    x = 4,648,124,367.05/60,458.85
  6. Step 6: Final answer
    x = 76,880.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.