Home / 66,859.74-92,276.61-42,671.14

Finding the Fourth Proportional to 66,859.74, 92,276.61 and 42,671.14

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Solution

The fourth proportional to 66,859.74, 92,276.61 and 42,671.14 is: 58,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,859.74 : 92,276.61 = 42,671.14 : x
  2. Step 2: Convert to fraction form
    66,859.74/92,276.61 = 42,671.14/x
  3. Step 3: Cross multiply
    66,859.74x = 92,276.61 × 42,671.14
  4. Step 4: Simplify right side
    66,859.74x = 3,937,548,144.04
  5. Step 5: Solve for x
    x = 3,937,548,144.04/66,859.74
  6. Step 6: Final answer
    x = 58,892.66

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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.