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Finding the Fourth Proportional to 66,806.48, 92,254.92 and 50,010.32

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Solution

The fourth proportional to 66,806.48, 92,254.92 and 50,010.32 is: 69,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,806.48 : 92,254.92 = 50,010.32 : x
  2. Step 2: Convert to fraction form
    66,806.48/92,254.92 = 50,010.32/x
  3. Step 3: Cross multiply
    66,806.48x = 92,254.92 × 50,010.32
  4. Step 4: Simplify right side
    66,806.48x = 4,613,698,070.77
  5. Step 5: Solve for x
    x = 4,613,698,070.77/66,806.48
  6. Step 6: Final answer
    x = 69,060.64

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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.