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Finding the Fourth Proportional to 76,047.80, 114,585.09 and 63,010.89

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Solution

The fourth proportional to 76,047.80, 114,585.09 and 63,010.89 is: 94,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,047.80 : 114,585.09 = 63,010.89 : x
  2. Step 2: Convert to fraction form
    76,047.80/114,585.09 = 63,010.89/x
  3. Step 3: Cross multiply
    76,047.80x = 114,585.09 × 63,010.89
  4. Step 4: Simplify right side
    76,047.80x = 7,220,108,333.38
  5. Step 5: Solve for x
    x = 7,220,108,333.38/76,047.80
  6. Step 6: Final answer
    x = 94,941.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.