Home / 76,440.18-105,497.14-46,225.70

Finding the Fourth Proportional to 76,440.18, 105,497.14 and 46,225.70

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Solution

The fourth proportional to 76,440.18, 105,497.14 and 46,225.70 is: 63,797.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,440.18 : 105,497.14 = 46,225.70 : x
  2. Step 2: Convert to fraction form
    76,440.18/105,497.14 = 46,225.70/x
  3. Step 3: Cross multiply
    76,440.18x = 105,497.14 × 46,225.70
  4. Step 4: Simplify right side
    76,440.18x = 4,876,679,144.50
  5. Step 5: Solve for x
    x = 4,876,679,144.50/76,440.18
  6. Step 6: Final answer
    x = 63,797.33

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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.