Home / 66,759.06-92,126.97-36,543.77

Finding the Fourth Proportional to 66,759.06, 92,126.97 and 36,543.77

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Solution

The fourth proportional to 66,759.06, 92,126.97 and 36,543.77 is: 50,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,759.06 : 92,126.97 = 36,543.77 : x
  2. Step 2: Convert to fraction form
    66,759.06/92,126.97 = 36,543.77/x
  3. Step 3: Cross multiply
    66,759.06x = 92,126.97 × 36,543.77
  4. Step 4: Simplify right side
    66,759.06x = 3,366,666,341.84
  5. Step 5: Solve for x
    x = 3,366,666,341.84/66,759.06
  6. Step 6: Final answer
    x = 50,430.10

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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.