Home / 76,364.03-105,377.63-46,131.53

Finding the Fourth Proportional to 76,364.03, 105,377.63 and 46,131.53

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Solution

The fourth proportional to 76,364.03, 105,377.63 and 46,131.53 is: 63,658.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,364.03 : 105,377.63 = 46,131.53 : x
  2. Step 2: Convert to fraction form
    76,364.03/105,377.63 = 46,131.53/x
  3. Step 3: Cross multiply
    76,364.03x = 105,377.63 × 46,131.53
  4. Step 4: Simplify right side
    76,364.03x = 4,861,230,542.13
  5. Step 5: Solve for x
    x = 4,861,230,542.13/76,364.03
  6. Step 6: Final answer
    x = 63,658.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.