Home / 66,646.74-92,002.05-41,512.98

Finding the Fourth Proportional to 66,646.74, 92,002.05 and 41,512.98

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Solution

The fourth proportional to 66,646.74, 92,002.05 and 41,512.98 is: 57,306.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,646.74 : 92,002.05 = 41,512.98 : x
  2. Step 2: Convert to fraction form
    66,646.74/92,002.05 = 41,512.98/x
  3. Step 3: Cross multiply
    66,646.74x = 92,002.05 × 41,512.98
  4. Step 4: Simplify right side
    66,646.74x = 3,819,279,261.61
  5. Step 5: Solve for x
    x = 3,819,279,261.61/66,646.74
  6. Step 6: Final answer
    x = 57,306.32

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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.